Control Instructions

Practice Control Instructions –

What will be the output of the following program on GCC?

#include <stdio.h>

int main(){

  int i;

  printf("Enter a number");

  scanf("%d",&i); // 1

  switch(i){

    case 1:

      printf("Do
");

    case 2:

      printf("Re
");

    case 3:

      printf("Me
");

    case default:

      printf("Fa So La Ti Do
");      

  }

  return 0;

}

Practice Control Instructions –

What will be the output of the following program on GCC compiler?

#include<stdio.h>  

int main()  {     

  int i = 5;      

  while(i-- >= 0)    

    printf("%d,", i);

  i = 5;      

  printf("
"); 

  while(i-- >= 0) 

    printf("%i,", i); 

  while(i-- >= 0)  

    printf("%d,", i);   

  return 0;  

}  

Practice Control Instructions –

What will be the output of the folllowing program on GCC compiler?

#include <stdio.h>  

int main() {     

  char s[]="Hello india";     

  int i=0;     

  while(s[i]){

    if(s[i]!=)

      s[i]=s[i]+1;

    i++;

  }   

  printf("%s
",s);     

  return 0; 

} 

Practice Control Instructions –

What will be the output of the following program on GCC compiler?

#include <stdio.h> 

int main() {     

 char str[]="MalayalaM";

 char *s;

 s= str + 8;

 while(s>=str){

   printf("%c",*s);

   s--;

 }

  return 0; 

} 

Practice Control Instructions –

What will be the output of the folllowing program on GCC compiler?

#include <stdio.h>  

int main() {     

  char s[]="Hello india";     

  int i=0;     

  while(s[i]){

    if(s[i]!=)

      s[i]=s[i]+1;

    i++;

  }   

  printf("%s
",s);     

  return 0; 

}