Submission #1273678

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Source Code Expand

#include<stdio.h>
#include<string.h>
int main(void){
  char c[51];
  int i;
  scanf("%s",c);
  i=strlen(c);
  if(c[0]==c[i-1]){
    printf("%c\n",c[0]);
  }else{
    printf("o\n");
  }
  return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:6:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%s",c);
                ^

Judge Result