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답안 #290816

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
290816 2020-09-04T13:17:30 Z Plurm Bigger segments (IZhO19_segments) C++11
0 / 100
 1 ms 256 KB 
#include <bits/stdc++.h>
using namespace std;
int main(){
	int n;
	scanf("%d",&n);
	long long last = 0ll;
	long long sum = 0ll;
	int cnt = 0;
	deque<int> dq;
	for(int i = 1; i <= n; i++){
		int x;
		scanf("%d",&x);
		sum += 1ll * x;
		dq.push_back(x);
		while(!dq.empty() && sum-dq.front() >= last+dq.front()){
			sum -= 1ll*dq.front();
			last += 1ll*dq.front();
			dq.pop_front();
		}
		if(sum >= last){
			last = sum;
			cnt++;
			sum = 0ll;
			dq.clear();
		}
	}
	printf("%d\n",cnt);
	return 0;
}

Compilation message

segments.cpp: In function 'int main()':
segments.cpp:5:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    5 |  scanf("%d",&n);
      |  ~~~~~^~~~~~~~~
segments.cpp:12:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   12 |   scanf("%d",&x);
      |   ~~~~~^~~~~~~~~

Subtask #1
0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 1 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Incorrect 1 ms 256 KB Output isn't correct
10 Halted 0 ms 0 KB -

Subtask #2
0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 1 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Incorrect 1 ms 256 KB Output isn't correct
10 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 1 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Incorrect 1 ms 256 KB Output isn't correct
10 Halted 0 ms 0 KB -

Subtask #4
0 / 36.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 1 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Incorrect 1 ms 256 KB Output isn't correct
10 Halted 0 ms 0 KB -

Subtask #5
0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 1 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Incorrect 1 ms 256 KB Output isn't correct
10 Halted 0 ms 0 KB -