Submission #1273685

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Source Code Expand

#include <stdio.h>

int main(){
  int i=0;
  char osero[51];
  scanf("%s", osero);
  while(osero[i]!='\0'){
    i++;
  }
  if(osero[0]=='o'&&osero[i-1]=='o'){
    printf("o\n");
  }else if(osero[0]=='x'&&osero[i-1]=='x'){
    printf("x\n");
  }else if((osero[0]=='o'&&osero[i-1]=='x')||(osero[0]=='x'&&osero[i-1]=='o')){
    printf("o\n");
  }
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:6:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%s", osero);
   ^

Judge Result