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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. int i;
  5. char s[100];
  6. scanf("%s", s);
  7. printf("%s\n -> ", s);
  8.  
  9. for (i = 0; s[i] != '\0'; i++) {
  10. if (s[i] == '1') {
  11. s[i] = 'I';
  12. }
  13. }
  14. printf("%s\n", s);
  15. return 0;
  16. }
  17.  
  18.  
Success #stdin #stdout 0.01s 5284KB
stdin
1NFORMAT1ON 
stdout
1NFORMAT1ON
  -> INFORMATION