提出 #1477229

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ソースコード 拡げる

#include <stdio.h>
#define MOD (int)(1e9+7)
long combi(int, int);

int a[100001];
int main(void)
{
  int n, i, tmp, left, right;
  long res;
  scanf("%d", &n);
  
  for(i = 0; i < n; i++) a[i] = -1;
  for(i = 0; i < n; i++){
    scanf("%d", &tmp);
    if(a[tmp] == -1)
      a[tmp] = i+1;
    else{ 
      left = a[tmp];
      right = i+1;
    }
  }
  for(i = 1; i <= n+1; i++){
    res = combi(n+1, i)%MOD - combi((left-1)+(n+1-right), i-1)%MOD;
    printf("%ld\n", res%MOD);
  }
  return 0;
}

long combi(int n, int r)
{
  int i;
  long p = 1;

  for(i = 1; i <= r; i++)
    p = p%MOD * (n - i + 1)/i;
  return p;
}

提出情報

コンパイルエラー

./Main.c: In function ‘main’:
./Main.c:10:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &n);
   ^
./Main.c:14:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &tmp);
     ^

ジャッジ結果