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cd
\Windows $B$,I=<($5$l$k!#(B
rem abc
$B2?$bI=<($5$l$J$$!#(B
echo abc
abc $B$,I=<($5$l$k!#(B
cd \windows
\windows $B$,I=<($5$l$k!#(B
type licence.txt
$B;HMQ5vBz>r7o$,I=<($5$l$k!#(B
sol
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exit
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/* This program prints "Hello World!". */
#include <stdio.h>
main(){
  printf("Hello World!\n");
}

$B2rEz(B

$B2hLL$K!V(BHello World!$B!W$,=q$+$l$k!#(B

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#include <stdio.h>
main(){
  printf("Hello New World!\n");
}

$B1i=,(B5

$B2rEz(B

$B$3$l$O!"Fs

 2.000000 x^2 + 3.000000 x + 1.000000 = 0
root1= -0.500000, root2= -1.000000

$BC"$7!"$3$N%W%m%0%i%`$O!" zitsubu= -b/2/a; kyobu = sqrt(d)/2/a; $B$3$l$O zitsubu= -b/2/a; kyobu = sqrt(-d)/2/a;

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6. $BBh<72s(B

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#include <stdio.h>
main(){
   int i;
   float a;
   i=1;
   i=i+1;
   a=0.314E1;
   printf("%d %f\n",i,a);
}

$B2rEz(B

2 3.140000

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C $B8@8l$GFs85O"N)0l

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1. det = ad - bc$B$H$9$k!#(B
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$B%W%m%0%i%`$O #include <stdio.h> main(){ float a,b,c,d,e,f,x,y; float det; a=1.0; b=2.0; c=3.0; d=4.0; e=5.0; f=6.0; det = a * d - b * c; if(det==0){ if(a*f==c*e){ printf("%f x + %f y = %f $B$rK~$9A4$F$N(B x, y\n",a,b,e); }else{ printf("$B2r$J$7(B\n"); } }else{ x=(d*e-b*f)/det; y=(-c*e+a*f)/det; printf("x = %f, y = %f\n",x,y); } }

7. $BBhH,2s(B

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int a[10]={4,5,3,1,7,8,9,2,0,6};

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#include <stdio.h>
main()
{
  int a[10]={4,5,3,1,7,8,9,2,0,6};
  int i,sum;
  float heikin;
  sum=0;
  i=0;
  while(i<10){
    sum=sum+a[i];
    i=i+1;
  }
  heikin=sum/10.0;
  printf("%x\n",heikin);
}

$B1i=,(B8-2

for $BJ8$r;HMQ$7$F!"J?6Q$r5a$a$k%W%m%0%i%`$r=q$1(B

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#include <stdio.h>
main()
{
  int a[10]={4,5,3,1,7,8,9,2,0,6};
  int i,sum;
  float heikin;
  sum=0;
  for(i=0;i<10;i++){
    sum+=a[i];
  }
  heikin=sum/10.0;
  printf("%d\n",heikin);
}

$B1i=,(B8-3

1 $B$+$i(B 100 $B$^$G$N?t$r2hLL$KI=<($9$k%W%m%0%i%`$r=q$1(B

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#include <stdio.h>
main()
{
  int i;
  for(i=1;i<=100;i++){
    printf("%d\n",i);
  }
}

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#include <stdio.h>
main()
{
  int a[10]={4,5,3,1,7,8,9,2,0,6};
  int i,sum,dsum;
  float heikin,bunsan,hyouzyunhensa
  sum=0;
  dsum=0;
  for(i=0;i<10;i++){
    sum+=a[i];
    dsum+=a[i]*a[i];
  }
  heikin=sum/10.0;
  bunsan=dsum/10.0-heikin*heikin;
  hyouzyunhensa=sqrt(bunsan);
  printf("%f\n",hyouzyunhensa);
}

$B1i=,(B8-5

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$B2rEz(B

#include <stdio.h>
main()
{
  int a[10]={4,5,3,1,7,8,9,2,0,6};
  int i,sum,dsum,hensachi;
  float heikin,bunsan,hyouzyunhensa,
  sum=0;
  dsum=0;
  for(i=0;i<10;i++){
    sum+=a[i];
    dsum+=a[i]*a[i];
  }
  heikin=sum/10.0;
  bunsan=dsum/10.0-heikin*heikin;
  hyouzyunhensa=sqrt(bunsan);
  for(i=0;i<10;i++){
    hensachi=(a[i]-heikin)*10.0/hyouzyunhensa+50;
    printf("$BE@?t(B: %d  $BJP:9CM(B:%d\n",a[i],hensachi);
  }
}

$B1i=,(B8-6

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#include <stdio.h>
main(){
  int i,num;
  char a[]="    This   is a   sample sentence.";
  printf("%s\n",a);
  i=0;
  while(a[i]==' '){
    i=i+1;
  }
  printf("There are %d spaces in front of the string.\n",i);
}

$B1i=,(B8-7

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#include <stdio.h>
main(){
  int i,num;
  char privious;
  char a[]="    This   is a   sample sentence.";
  printf("%s\n",a);
  i=0;
  num=0;
  privious=' ';
  while(a[i]!='\0'){
    if(privious==' '){
      if(a[i]!=' '){num=num+1;}
    }
    privious=a[i];
    i=i+1;
  }
  printf("This string has %d words.\n",num);
}

8. $BBh6e2s(B

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#include <stdio.h>
main(){
  printf("abcdefg\n");
}

$B1i=,(B9-2

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int i=23;

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The value of i is 23.

#include <stdio.h>
main(){
  int i=23;
  printf("The value of i is %d.\n",i);
}

$B1i=,(B9-3

$BIbF0>.?tE@7?JQ?t(Bx$B$O

float x=0.314E1;

$B2hLL$K(Bx$B$NFbMF$rI=<($9$k%W%m%0%i%`$r=q$1!#(B $BC"$7!"=PNO$O$^$7$$!#(B

$BJQ?t(B x $B$NCM$O(B 3.14000.

$B2rEz(B

#include <stdio.h>
main(){
  float x=0.314E1;
  printf("$BJQ?t(B x $B$NCM$O(B %f.\n",x);
}

$B1i=,(B9-4

$BJ8;z7?JQ?t(Bc$B$O

char c='a';

$B2hLL$K(Bc$B$NFbMF$rI=<($9$k%W%m%0%i%`$r=q$1!#(B $BC"$7!"=PNO$O$^$7$$!#(B

$BJ8;zJQ?t(B c $B$NCM$O(B 'a' $B$G$"$k!#(B

$B2rEz(B

#include <stdio.h>
main(){
  char c='a';
  printf("$BJ8;zJQ?t(B c $B$NCM$O(B '%c' $B$G$"$k!#(B",c);
}

$B1i=,(B9-5

$BJ8;z7?$NG[NsJQ?t(Bs$B$O

char s[]="abcdefg";

$B2hLL$K(Bs$B$NFbMF$rI=<($9$k%W%m%0%i%`$r=q$1!#(B $BC"$7!"=PNO$O$^$7$$!#(B

$BG[NsJQ?t(B s $B$OJ8;zNs$H$7$F(B abcdefg $B$H$$$&CM$r;}$D!#(B

$B2rEz(B

#include <stdio.h>
main(){
  char s[]="abcdefg";
  printf("$BG[NsJQ?t(B s $B$OJ8;zNs$H$7$F(B %s $B$H$$$&CM$r;}$D!#(B",s);
}

$B1i=,(B9-6

$BJQ?t(Bi $B$NCM$,(B 0 $B$h$jBg$-$+$C$?$i2hLL$K!V@5$NCM!W!"(B0 $B$h$j>.(B $B$5$+$C$?(B $B$i2hLL$K!VIi$NCM!W!"(B 0 $B$@$C$?$i!VNm!W$rI=<($9$k%W%m%0%i%`$r=q(B $B$-$J(B $B$5$$!#(B

($BC"$7!"$"$i$+$8$a(Bi$B$K$O

int i=3;

$B2rEz(B

#include <stdio.h>
main(){
  int i=3;
  if(i>0){
    printf("$B@5$NCM(B\n");
  }else if(i<0){
    printf("$BIi$NCM(B\n");
  }else{ /* i==0 */
    printf("$BNm(B\n");
  }
}

$B1i=,(B9-7

$B$"$i$+$8$aIbF0>.?tE@$NJQ?t(Ba, b$B$K$O

float a=3.0;
float b=6.0;

$B$3$N$H$-!"(Ba$B!b(B0$B$G$"$k$H$-!"0l

a x + b = 0

$B$N2r$r5a$aI=<($;$h!#(B

$B2rEz(B

#include <stdio.h>
main(){
  float a=3.0;
  float b=6.0;
  float x;

  x=-b/a;
  printf("%f\n",x);
}

$B1i=,(B9-8

$B$"$i$+$8$aIbF0>.?tE@$NJQ?t(Ba, b$B$K$O

float a=3.0;
float b=6.0;

$B$3$N;~!"<0(B

a x + b = 0

$B$N2r$r5a$aI=<($;$h!#C"$7!"(Ba$B$,(B 0 $B$G$"$C$F$b@5$7$/2r$rI=<($G$-$k$h(B $B$&$K$;$h!#(B

$B2rEz(B

#include <stdio.h>
main(){
  float a=3.0;
  float b=6.0;
  float x;

  if(a==0){
    if(b==0){
      printf("The equation %d x + %d = 0 holds for any x.\n",a,b);
    }else{
      printf("The equation %d x + %d = 0 can not hold for any x.",a,b);
      printf(" That is, this has no root.\n");
    }
  }else{
    x=-b/a;
    printf("The root of the equation %d x + %d =0 is %f\n",a,b,x);
  }
}

$B1i=,(B9-9

$B@0?tJQ?t(Bn$B$O

int n=50;

$B$3$N$H$-!"2hLL$K(B1$B$+$i(Bn$B$^$G$rI=<($9$k%W%m%0%i%`$r=q$1!#(B

$B2rEz(B

#include <stdio.h>
main(){
  int n=50;
  int i;

  for(i=1;i<=n;i++){
    printf("%i\n",i);
  }
}

$B1i=,(B9-10

$B@0?tJQ?t(Bn$B$O

int n=50;

$B$3$N$H$-!"2hLL$K(B1$B$+$i(Bn$B$^$G$NOB!"$D$^$j(B

1+2+3+...+n

$B$NCM$rI=<($9$k%W%m%0%i%`$r=q$1!#(B

$B2rEz(B

#include <stdio.h>
main(){
  int n=50;
  int i,sum;
  sum=0;
  for(i=1;i<=n;i++){
    sum+=i;
  }
  printf("%d\n",sum);
}

$B1i=,(B9-11

$B@0?tJQ?t$NG[Ns$K

int a[10]={5,4,2,0,1,9,7,3,8,6};

$B$3$N;~!"2hLL$K(B a[0] $B$+$i(B a[9] $B$^$G$NCM$rI=<($9$k%W%m%0%i%`$r=q$1!#(B

$B2rEz(B

#include <stdio.h>
main(){
  int a[10]={5,4,2,0,1,9,7,3,8,6};
  int i;
  for(i=0;i<10;i++){
    printf("%d\n",a[i]);
  }
}

$B1i=,(B9-12

$B@0?tJQ?t$NG[Ns$K

int a[10]={5,4,2,0,1,9,7,3,8,6};

$B$3$N;~!"2hLL$K(B a[0] $B$+$i(B a[9] $B$^$G$N9g7W$rI=<($9$k%W%m%0%i%`$r=q$1!#(B

$B2rEz(B

#include <stdio.h>
main(){
  int a[10]={5,4,2,0,1,9,7,3,8,6};
  int i,sum;
  sum=0;
  for(i=0;i<10;i++){
    sum+=a[i];
  }
  printf("%d\n",sum);
}

$B1i=,(B9-13

$BIbF0>.?tE@JQ?t$NG[Ns$K

float x[10]={5.0,4.0,2.0,0.0,1.0,9.0,7.0,3.0,8.0,6.0};

$B$3$N;~!"2hLL$K(B x[0] $B$+$i(B x[9] $B$^$G$NJ?6Q$rI=<($9$k%W%m%0%i%`$r=q$1!#(B

$B2rEz(B

#include <stdio.h>
main(){
  float x[10]={5.0,4.0,2.0,0.0,1.0,9.0,7.0,3.0,8.0,6.0};
  float sum,average;
  int i
  sum=0.0;
  for(i=0;i<10;i++){
    sum+=x[i];
  }
  average=sum/10.0;
  printf("%f\n",average);
}

$B1i=,(B9-14

$BJ8;zNs$,

int k=6;
char a[]="This is a sample string.";

$B$3$N$H$-!"J8;zNs$N(B k $BJ8;zL\(B($B$D$^$j(B 6 $BJ8;zL\(B)$B$r=PNO$9$k%W%m%0%i%`$r(B $B=q$1!#(B

$B2rEz(B

#include <stdio.h>
main(){
  int k=6;
  char a[]="This is a sample string.";
  printf("%c\n",a[k+1]);
}

$B1i=,(B9-15

$BJ8;zNs$,

char a[]="This is a sample string.";

$B$3$N$H$-!"$3$NJ8;zNs$ND9$5$r=PNO$9$k%W%m%0%i%`$r=q$1!#(B

$B2rEz(B

#include <stdio.h>
main(){
  char a[]="This is a sample string.";
  int i;
  i=0;
  while(a[i]!='\0'){
    i++;
  }
  printf("%d\n",i);
}

$B1i=,(B9-16

$BJ8;zNs$,

char a[]="This is a sample string.";

$B$3$N$H$-!"$3$NJ8;zNs$r5U8~$-$K=PNO$9$k%W%m%0%i%`$r=q$1!#(B

$B2rEz(B

#include <stdio.h>
main(){
  char a[]="This is a sample string.";
  int i;
  i=0;
  while(a[i]!='\0'){
    i++;
  }
  while(i>=0){
    printf("%c",a[i]);
    i--;
  }
}

$B1i=,(B9-17

$BJ8;zNs$,

char c='i';
char a[]="This is a sample string.";

$B$3$N$H$-!"$3$NJ8;zNsCf$KJQ?t(B c $B$NJ8;z(B($B$D$^$j!V(Bi$B!W(B)$B$,$$$/$D;H$o$l$F(B $B$$$k$+$r=PNO$9$k%W%m%0%i%`$r=q$1!#(B

$B2rEz(B

#include <stdio.h>
main(){
  char c='i';
  char a[]="This is a sample string.";
  int i,num;
  num=0;
  for(i=0;a[i]!='\0';i++){
    if(a[i]==c){
      num++;
    }
  }
  printf("%d\n",num);
}

$B1i=,(B9-18

$BJ8;zNs$,

$B2rEz(B

char c='m';
char a[]="This is a sample string.";

$B$3$N$H$-!"$3$NJ8;zNsCf$G:G=i$KJQ?t(B c $B$NJ8;z(B($B$D$^$j!V(Bm$B!W(B)$B$,;H$o$l$F(B $B$$$k(B $BJ8;z$,2?HVL\$+$r=PNO$9$k%W%m%0%i%`$r=q$1!#(B

#include <stdio.h>
main(){
  char c='m';
  char a[]="This is a sample string.";
  int i;
  i=0;
  while(a[i]!=c){
    i++;
  }
  printf("%d\n",i+1);
}

$B1i=,(B9-19

$BJQ?t$,

char a[]="-123";
int i;

$B$3$N$H$-!"(Bi $B$K(B a[] $B$,<($9?t$rBeF~$7!"(Bi $B$NCM$r=PNO$9$k%W%m%0%i%`$r=q(B $B$1!#(B

$B2rEz(B

#include <stdio.h>
main(){
  char a[]="-123";
  int i;
  int j,hugou;
  i=0;
  hugou=1;
  for(j=0;a[j]!='\0';j++){
    if(a[j]=='0'){
      i=i*10;
    }else if(a[j]=='1'){
      i=i*10+1;
    }else if(a[j]=='2'){
      i=i*10+2;
    }else if(a[j]=='3'){
      i=i*10+3;
    }else if(a[j]=='4'){
      i=i*10+4;
    }else if(a[j]=='5'){
      i=i*10+5;
    }else if(a[j]=='6'){
      i=i*10+6;
    }else if(a[j]=='7'){
      i=i*10+7;
    }else if(a[j]=='8'){
      i=i*10+8;
    }else if(a[j]=='9'){
      i=i*10+9;
    }else if((a[j]=='-')&&(hugou==1)){
      hugou=-1;
    }
  }
  i=i*hugou;
  printf("%d\n",i);
}

$B1i=,(B9-20

$BJQ?t$,

char a[]="-123.02";
float x;

$B$3$N$H$-!"(Bx $B$K(B a[] $B$,<($9?t$rBeF~$7!"(Bx $B$NCM$r=PNO$9$k%W%m%0%i%`$r=q(B $B$1!#(B

$B2rEz(B

#include <stdio.h>
main(){
  char a[]="-123.02";
  float x;
  float div;
  int j,hugou;
  i=0;
  hugou=1;
  for(j=0;(a[j]!='\0')&&(a[j]!='.');j++){
    if(a[j]=='0'){
      x=x*10;
    }else if(a[j]=='1'){
      x=x*10+1;
    }else if(a[j]=='2'){
      x=x*10+2;
    }else if(a[j]=='3'){
      x=x*10+3;
    }else if(a[j]=='4'){
      x=x*10+4;
    }else if(a[j]=='5'){
      x=x*10+5;
    }else if(a[j]=='6'){
      x=x*10+6;
    }else if(a[j]=='7'){
      x=x*10+7;
    }else if(a[j]=='8'){
      x=x*10+8;
    }else if(a[j]=='9'){
      x=x*10+9;
    }else if((a[j]=='-')&&(hugou==1)){
      hugou=-1;
    }
  }
  if(a[j]=='.'){
    j++;
    div=10.o;
    while(a[j]!='\0'){
      /* the case that a[j]=='0' is omitted */
      if(a[j]=='1'){
        x=x+1/div;
      }else if(a[j]=='2'){
        x=x+2/div;
      }else if(a[j]=='3'){
        x=x+3/div;
      }else if(a[j]=='4'){
        x=x+4/div;
      }else if(a[j]=='5'){
        x=x+5/div;
      }else if(a[j]=='6'){
        x=x+6/div;
      }else if(a[j]=='7'){
        x=x+7/div;
      }else if(a[j]=='8'){
        x=x+8/div;
      }else if(a[j]=='9'){
        x=x+9/div;
      }
      j++;
      div*=10;
    }
  }
  x=x*hugou;
  printf("%f\n",x);
}

9. $BBh==2s(B

$B1i=,(B10-1

$B$B>e5-$N5-K!$K=q$-D>$7!"%3%s%Q%$%k$7!"

#include <stdio.h>
main()
{
  int i,sum;

  sum=0;
  for(i=0;i<50;i=i+1){
    sum=sum+i;
  }
  printf("%d\n",sum);
}

$B2rEz(B

#include <stdio.h>
main()
{
  int i,sum;

  sum=0;
  for(i=0;i<50;i++){
    sum+=i;
  }
  printf("%d\n",sum);
}

$B1i=,(B10-2

i++$B$H(B++i$B$O0UL#$,0c$&!#(B $B$3$l$rD4$Y$k$?$a!"%W%m%0%i%`$r=q$$$F3N$+$a(B $B$F$_$?!#(B $B

$B2<5-$N%W%m%0%i%`$,$I$N$h$&$JCM$K$J$k$N$+M=A[$7$J$5$$!#(B
$Bi++$B$H(B++i$B$N0c$$$r@bL@$7$J$5$$!#(B

#include <stdio.h>
main()
{
  int i,j;

  i=0;
  j=(i=i+1);
  printf("i=%d, j=%d\n",i,j);
  j=(i+=1);
  printf("i=%d, j=%d\n",i,j);
  j=(i++);
  printf("i=%d, j=%d\n",i,j);
  j=(++i);
  printf("i=%d, j=%d\n",i,j);
}

$B2rEz(B

$B7k2L(B

i=1, j=1
i=2, j=2
i=3, j=2
i=4, j=4

i++ $B$H(B ++i $B$N0c$$(B

C $B8@8l$G$O!"<0$=$N$b$N$KCM$,$"$k!#(B $BNc$($P!"(B i=1+1 $B$H$$$&<0$G$O!"(B i $B$NCM$O(B 2 $B$K$J$k$,!"<0$NCM$bBeF~$5$l$?7k2L$G$"$k(B 2 $B$K$J$k!#(B $B$D$^$j!"(B j=(i=1+1)+2 $B$H$$$&<0$G$O!"$^$:!"%+%C%3$NCf$,7W;;$5$l!"(B i $B$K(B 2 $B$,BeF~$5$l$k$,!"F1;~$K%+%C%3Fb$N<0$N;}$DCM$b(B 2 $B$K$J$k!#=>$C$F!"$3$N>l9g!"(B j $B$K$O(B 2+2 $B$NCM(B 4 $B$,BeF~$5$l$k!#(B

$B$5$F!"(B i++ $B$H(B ++i $B$O(B i $B$r(B 1 $B$@$1A}$d$9<0$G$"$j!"(B i $B$NA}$(J}$K4X$7$F$OJQ$o$i$J$$!#(B $B$7$+$7!"$3$l$i$N<0$NCM$O0[$J$k!#(B i++ $B$O!"<0$NCM$O(B 1 $B$rA}$d$9A0$NCM$K$J$k$,!"(B ++i $B$O!"<0$NCM$O(B i $B$K(B 1 $B$rA}$d$7$?8e$NCM$K$J$k!#(B $BNc$($P!"(B(1) j=(++i)+2 $B$H(B (2)j=(i++)+2 $B$H$$$&<0$rHf$Y$F$_$k$H!"$3$l$HEy$7$$<0$O(B (1)i=i+1;j=i+2; (2)j=i+2;i=i+1; $B$H$J$k!#(B

$B1i=,(B10-3

$B$Belse if $B$N5-K!$r;H$C$F%W%m%0%i%`$r=q$-49$(!"

#include <stdio.h>
main()
{
  char a[]="100101";
  int i,x;

  x=0;
  for(i=0;a[i]!='\0';i++){
    if(a[i]=='0'){
      x*=2;
    }else{
      if(a[i]=='1'){
        x=x*2+1;
      }
    }
  }
  printf("%s(2) = %d(10)\n",a,x);
}

$B2rEz(B

$B%W%m%0%i%`$N@bL@(B

0,1 $B$+$i$J$kJ8;zNs$r(B 2 $B?J?t$H$7$F==?J?t$KJQ49$9$k!#(B

#include <stdio.h>
main()
{
  char a[]="100101";
  int i,x;

  x=0;
  for(i=0;a[i]!='\0';i++){
    if(a[i]=='0'){
      x*=2;
    }else if(a[i]=='1'){
        x=x*2+1;
    }
  }
  printf("%s(2) = %d(10)\n",a,x);
}

$B1i=,(B10-4

#include <stdio.h>
main()
{
  char c;
  while((c=getchar())!=EOF)
  {
    putchar(c);
  }
}

$B>e5-$N%W%m%0%i%`$NL>A0$r(Bex10-1.c$B$H$9$k!#(B

$B$3$N%W%m%0%i%`$r%3%s%Q%$%k$7!" abc(Enter) def(Enter) Ctrl-Z(Enter)(Ctrl $B%\%?%s$r2!$7$J$,$i!"(BZ $B$r2!$9(B)
a.exe < ex10-1.c

$B2rEz(B

```
abc
abc
def
def
```
$B%W%m%0%i%`$,$=$N$^$^I=<($5$l$k!#(B

$B1i=,(B10-5

#include <stdio.h>
#define BUFSIZE 1000
main()
{
  char c;
  char line[BUFSIZE];
  int i;

  do{ 
    i=0;
    c=getchar();
    while((c!=EOF)&&(c!='\n')){
      if(i<BUFSIZE-1){
        line[i++]=c;
      }
      c=getchar();
    }
    line[i]='\0';

    printf("%s\n",line);
  }while(c!=EOF);
}

$B>e5-$N%W%m%0%i%`$O!"(B EOF $B$N$_$N9T$rFI$s$G$b2~9T$r0u:~$7$F$7$^(B $B$&!#(B EOF $B$@$1$rFI$_9~$s$@>l9g!"2~9T$r0u:~$;$:$K%W%m%0%i%`$,=*(B $BN;$9$k$h$&$K2~NI$;$h!#(B
$B%F%-%9%H%U%!%$%k$rFI$_9~$s$G!"9T$K9THV9f$r$D$1$FI=<($9$k%W%m(B $B%0%i%`$r=q$1(B
$B%F%-%9%H%U%!%$%k$N0l9TL\$@$1$r0u:~$9$k%W%m%0%i%`$r=q$1(B
$B%F%-%9%H%U%!%$%k$N:G=i$N(B 3 $B9T$r0u:~$9$k%W%m%0%i%`$r=q$1(B

$B2rEz(B

$B:G8e$N(B printf $B$N9T$r if(c!=EOF){printf("%s\n",line);}
$B=i$a$NDj5A$NItJ,$K int j=1; $B$=$7$F>e5-$N2~NIItJ,$r if(c!=EOF){printf("%d: %s\n",j++,line);}
do $B$N9T$H:G8e$N(B while $B$N9T$r:o=|$9$k!#(B
$B=i$a$NDj5A$NItJ,$K int k=0; $B$=$7$F:G8e$N(B while $BJ8$r }while((c!=EOF)&&(++k<3));

10. $BBh==0l2s(B

$B1i=,(B11-1

$B%U%!%$%k$NJ8;z?t$r?t$($k%W%m%0%i%`$r=q$1(B
$B:n$C$?%W%m%0%i%`$NJ8;z?t$r?t$($5$;$h(B

$B2rEz(B

#include <stdio.h>
main(){
  char c;
  int i;
  i=0;
  while((c=getchar())!=EOF){
    i++;
  }
  printf("%d\n",i);
}

$B1i=,(B11-2

$B%U%!%$%k$NCf$K!V(Ba$B!W$H$$$&J8;z$,$$$/$D$"$k$+?t$($k%W%m%0%i%`$r=q$1(B
$B:n$C$?%W%m%0%i%`$K!V(Ba$B!W$,2?J8;z$"$k$+?t$($5$;$h(B

$B2rEz(B

#include <stdio.h>
main(){
  char c;
  int i;
  i=0;
  while((c=getchar())!=EOF){
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}

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main(){
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  int i;
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    if(c=='a'){
      c='A';
    }
    putchar(c); 
  }
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    }
  }
  printf("%d\n",i);
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    }
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#define BUFSIZE 1000
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  char line[BUFSIZE];
  int i;
  int j;
  j=1;
  do{ /* do{ $BJ8(B } while($B>r7o(B); $B$K4X$7$F$O8e=R(B */
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      }
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    }
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#define BUFSIZE 1000
main()
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    for(j=0;line[j]!='\0';j++){
      if(line[j]=='a'){
        find=1;
	break;
      }
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}

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#include <stdio.h>
#define BUFSIZE 1000
main()
{
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  int i;
  int j;

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      }
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}

$B1i=,(B11-9

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#include <stdio.h>
#define BUFSIZE 1000
main()
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  char line[BUFSIZE];
  int i;
  int j;

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    }
    printf("%d\n",j);
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#include <stdio.h>
#define BUFSIZE 1000
main()
{
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  char line[BUFSIZE];
  int i;
  int j;
  int space=0;

  do{ /* do{ $BJ8(B } while($B>r7o(B); $B$K4X$7$F$O8e=R(B */
    i=0;
    c=getchar();
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        line[i++]=c; /* line[i] $B$K(B c $B$rF~$l$?8e!"(B i $B$r0l$DA}$d$9(B */
      }
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    }
    line[i]='\0';  /* $B9T$N:G8e$KJ8;zNs$N=*$j$NJ8;z$rF~$l$k(B */

    for(j=0;j<space;j++){
      if(line[j]!=' '){
        break;
      }
    }
    while(line[j]!='\0'){
      putchar(line[j++]);
    }
    for(space=0;line[space]==' ';space++){
    }
  }while(c!=EOF);
}

$B1i=,(B11-11

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#include <stdio.h>
main(){
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  printf("\n%d\n",x+1);
}

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#include <stdio.h>
main(){
  int x,y;
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  printf("\n%d\n",x+y);
}

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