제출 #212739

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
212739		urd05	Sushi (JOI16_sushi)	C++14	20 / 100	123 ms	11488 KiB

sushi

#include <bits/stdc++.h>
using namespace std;
 
long long arr[400000];
 
int main(void) {
	int n,q;
	scanf("%d %d\n",&n,&q);
	if (n<=2000&&q<=2000) {
		for(int i=0;i<n;i++) {
			scanf("%lld\n",&arr[i]);
		}
		for(int i=0;i<q;i++) {
			int s,t,p;
			scanf("%d %d %d\n",&s,&t,&p);
			s--;
			t--;
			long long big=p;
			int cnt=0;
			for(int i=s;cnt==0||i!=(t+1)%n;i=(i+1)%n) {
				if (arr[i]>big) {
					swap(arr[i],big);
				}
				cnt++;
			}
			printf("%lld\n",big);
		}
	}
	else {
		priority_queue<long long> pq;
		for(int i=0;i<n;i++) {
			scanf("%lld\n",&arr[i]);
			pq.push(arr[i]);
		}
		for(int i=0;i<q;i++) {
			int s,t,p;
			scanf("%d %d %d\n",&s,&t,&p);
			pq.push(p);
			printf("%lld\n",pq.top());
			pq.pop();
		}
	}
}

컴파일 시 표준 에러 (stderr) 메시지

sushi.cpp: In function 'int main()':
sushi.cpp:8:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d\n",&n,&q);
  ~~~~~^~~~~~~~~~~~~~~~~
sushi.cpp:11:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%lld\n",&arr[i]);
    ~~~~~^~~~~~~~~~~~~~~~~~
sushi.cpp:15:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d %d %d\n",&s,&t,&p);
    ~~~~~^~~~~~~~~~~~~~~~~~~~~~~
sushi.cpp:32:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%lld\n",&arr[i]);
    ~~~~~^~~~~~~~~~~~~~~~~~
sushi.cpp:37:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d %d %d\n",&s,&t,&p);
    ~~~~~^~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 15 / 15
• Subtask 3: 0 / 80