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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <string.h>
  4.  
  5. #define STR "ST%d"
  6. #define MAX_MSG 80 
  7.  
  8.  char name[MAX_MSG+1] ;
  9.  
  10.  
  11. int main(int argc, char **argv) {
  12.     printf("Before: %s\n",name); //--debug
  13.     sprintf(name,STR,1); //format by 1
  14.     printf("After: %s\n",name);
  15. }
Success #stdin #stdout 0s 2156KB
comments (?)
stdin 
Standard input is empty
stdout 
Before: 
After: ST1
https://ideone.com/jvLhkv
language:
C (gcc 8.3)
created:
9 years ago
visibility:
public

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