제출 #28063

#제출 시각아이디문제언어결과실행 시간메모리
28063undecember컬러볼 (KOI15_ball)C++14
25 / 25
136 ms5872 KiB
#include <bits/stdc++.h>

using namespace std;

typedef pair<int, int> pii;

int n;

vector<pii> svt[2001]; // color, num
int csum[200001];
int ans[200001];

int main()
{
	scanf("%d", &n);

	for (int i = 0; i < n; i++)
	{
		int tc, ts;
		scanf("%d%d", &tc, &ts);
		svt[ts].push_back(pii(tc, i));
	}

	int ssum = 0;
	for (int i = 1; i <= 2000; i++)
	{
		for (auto sp : svt[i]) ans[sp.second] = ssum - csum[sp.first];
		for (auto sp : svt[i])
		{
			csum[sp.first] += i;
			ssum += i;
		}
	}

	for (int i = 0; i < n; i++) printf("%d\n", ans[i]);
	return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

ball.cpp: In function 'int main()':
ball.cpp:15:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
                 ^
ball.cpp:20:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d", &tc, &ts);
                          ^
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