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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. int i;
  5. char I;
  6. char s[100];
  7. scanf("%s",s);
  8. printf("%s\n -> ",s);
  9.  
  10. for(i=0;s[i]!='\0';i++){
  11. if(s[i]=='1'){
  12. s[i]='I';
  13. }
  14. }
  15.  
  16. printf("%s\n",s);
  17. return 0;
  18. }
  19.  
Success #stdin #stdout 0s 5288KB
stdin
1NFORMAT1ON
stdout
1NFORMAT1ON
  -> INFORMATION