Submission #1796059

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;

const int N = 110;
int n, a[N];

int main() {
	scanf("%d", &n);
	for (int i = 1; i <= n; ++i) scanf("%d", a + i);

	long long ans = 1e18;
	for (int x = -200; x <= 200; ++x) {
		long long res = 0;
		for (int i = 1; i <= n; ++i) res += 1LL * (x - a[i]) * (x - a[i]);
		ans = min(ans, res);
	}

	printf("%lld\n", ans);
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:8:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
                 ^
./Main.cpp:9:49: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  for (int i = 1; i <= n; ++i) scanf("%d", a + i);
                                                 ^

Judge Result