제출 #405905

#제출 시각아이디문제언어결과실행 시간메모리
405905gs21045Coins (BOI06_coins)C++14
100 / 100
130 ms9960 KiB
#include <bits/stdc++.h>
#define sz(v) ((int)(v).size())
using namespace std;
typedef long long lint;
typedef pair<int, int> pi; 
int main()
{
	int n, k; scanf("%d %d",&n,&k);
	vector<pi> v(n + 1);
	for(int i=0; i<n; i++) scanf("%d %d",&v[i].first,&v[i].second);
	v[n].first = k;
	int sum = 0, cnt = 0;
	for(int i=0; i<n; i++)
	{
		if(!v[i].second && sum + v[i].first < v[i+1].first)
		{
			sum += v[i].first;
			cnt++;
		}
	}
	if(sum == 0) sum = 1;
	cout << cnt << endl << k - sum << endl;
}

컴파일 시 표준 에러 (stderr) 메시지

coins.cpp: In function 'int main()':
coins.cpp:8:17: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
    8 |  int n, k; scanf("%d %d",&n,&k);
      |            ~~~~~^~~~~~~~~~~~~~~
coins.cpp:10:30: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   10 |  for(int i=0; i<n; i++) scanf("%d %d",&v[i].first,&v[i].second);
      |                         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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