Submission #162106

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Source Code Expand

#include<stdio.h>

int main(void) {
  char s[11];
  gets(s);

  if(s[0] == 'a' && s[1] == '\0') {
    puts("-1");
  } else {
    puts("a");
  }

  return 0;
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:5:7: warning: ignoring return value of ‘gets’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result