else if ((ch[j]>='a') && (ch[j]<='z')) tran[j]=219-ch[j]; else
tran[j]=ch[j]; j++; } n=j;
printf(\ for (j=0;j
#include
char ch[80];
printf(\ gets(ch);
printf(\ j=0;
while (ch[j]!='\\0')
{ if ((ch[j]>='A') && (ch[j]<='Z')) ch[j]=155-ch[j];
else if ((ch[j]>='a') && (ch[j]<='z')) ch[j]=219-ch[j]; else
ch[j]=ch[j]; j++; } n=j;
printf(\ for (j=0;j
#include
{ char s1[80],s2[40]; int i=0,j=0;
printf(\
scanf(\
printf(\ scanf(\ while (s1[i]!='\\0') i++;
while(s2[j]!='\\0') s1[i++]=s2[j++]; s1[i]='\\0';
printf(\ return 0; } 7-1-1
#include
{int hcf(int,int); int lcd(int,int,int); int u,v,h,l;
scanf(\ h=hcf(u,v);
printf(\ l=lcd(u,v,h);
printf(\ return 0; }
int hcf(int u,int v) {int t,r; if (v>u)
{t=u;u=v;v=t;} while ((r=u%v)!=0) {u=v; v=r;} return(v); }
int lcd(int u,int v,int h) {
return(u*v/h); } 7-3
#include
{int prime(int); int n;
printf(\ scanf(\ if (prime(n))
printf(\ else
printf(\ return 0; }
int prime(int n) {int flag=1,i;
for (i=2;i
#include
{ void convert(int array[][3]); int i,j;
printf(\ for (i=0;i
scanf(\ printf(\ for (i=0;i
printf(\ printf(\ }
convert(array);
printf(\ for (i=0;i
printf(\ printf(\ }
return 0; }
void convert(int array[][3])
{int i,j,t;
for (i=0;i
array[i][j]=array[j][i]; array[j][i]=t; } }
#include
{void inverse(char str[]); char str[100];
printf(\ scanf(\ inverse(str);
printf(\ return 0; }
void inverse(char str[]) {char t; int i,j;
for (i=0,j=strlen(str);i<(strlen(str)/2);i++,j--) {t=str[i];
str[i]=str[j-1]; str[j-1]=t; } } 7-6
#include
{void concatenate(char string1[],char string2[],char string[]); char s1[100],s2[100],s[100]; printf(\ scanf(\
printf(\ scanf(\
concatenate(s1,s2,s);
printf(\ return 0;