Submission #1131497

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Source Code Expand

#include <cstdio>
#define MOD 1000000007
using namespace std;

int n;
int lower_bound = 1, cnt = 0;

int main() {
	scanf("%d", &n);
	long long ret = 1;

	for (int i = 0; i < n; i++) {
		int pos;
		scanf("%d", &pos);
		ret = (ret * (cnt + 1)) % MOD;
		if (lower_bound <= pos) {
			lower_bound += 2;
			cnt++;
		}
	}
	printf("%lld\n", ret);
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:9:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
                 ^
./Main.cpp:14:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &pos);
                    ^

Judge Result