fork(1) download
  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. char ch;
  5. scanf("%c", &ch);
  6. if (ch >= 'A' && ch <= 'Z')
  7. printf("%c",ch+32);
  8.  
  9. return 0;
  10. }
  11.  
Success #stdin #stdout 0s 5320KB
stdin
B
stdout
b