Submission #3816401

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Source Code Expand

#include <stdio.h>
int main(void){
  int n,r[100],t[100]={},i,ans=0;
  scanf("%d",&n);
  for (i=0;i<n;i++){
    scanf("%d",&r[i]);
    t[r[i]-1]++;
  }
  for (i=0;i<100;i++){
    if (t[i]) ans++;
  }
  printf("%d",ans);
  return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:4:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&n);
                 ^
./Main.cpp:6:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&r[i]);
                      ^

Judge Result