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Submission #149574

# Submission time Handle Problem Language Result Execution time Memory
149574 2019-09-01T06:46:41 Z =SUM(D1:D9)(#3629, ydk1104, stet_stet, Hyperbolic) HicCup (FXCUP4_hiccup) C++17
24 / 100
 30 ms 5492 KB 
#include<vector>
#include<algorithm>
#include "hiccup.h"

int HicCup(std::string S) {
	int N = S.size();
	int stack = 0;
	int mark = 0;
	std::vector<int> v;
	for(auto i:S){
		if(i == '!') mark++;
	}
	int left=0, right=mark;
	for(int i=0; i<N; i++){
		if(S[i] == 'H') stack++;
		if(S[i] == 'C'){
			stack--;
			if(stack < 0) return -1;
			v.push_back(mark);
		}
		if(S[i] == '!') mark--;
	}
	while(left < right){
		int mid = (left+right)/2;
		int prev = v[0];
		for(auto i:v){
			prev = std::min(prev, i) - mid;
		}
		if(prev < 0) right = mid-1;
		left = mid+1;
	}
	int ans = 0;
	for(int mid=left-3; mid <= left+3; mid++){
		int prev = v[0];
		for(auto i:v){
			prev = std::min(prev, i) - mid;
		}
		if(prev < 0) break;
		ans = mid;
	}
	if(stack) return -1;
	return ans;
}

Subtask #1
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 6 ms 384 KB Output is correct
4 Correct 6 ms 640 KB Output is correct
5 Correct 28 ms 5492 KB Output is correct
6 Correct 15 ms 3328 KB Output is correct
7 Correct 15 ms 3072 KB Output is correct
8 Correct 30 ms 5484 KB Output is correct
9 Correct 29 ms 5492 KB Output is correct
10 Correct 15 ms 3328 KB Output is correct
11 Correct 5 ms 384 KB Output is correct

Subtask #2
0 / 76.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 6 ms 384 KB Output is correct
4 Correct 6 ms 640 KB Output is correct
5 Correct 28 ms 5492 KB Output is correct
6 Correct 15 ms 3328 KB Output is correct
7 Correct 15 ms 3072 KB Output is correct
8 Correct 30 ms 5484 KB Output is correct
9 Correct 29 ms 5492 KB Output is correct
10 Correct 15 ms 3328 KB Output is correct
11 Correct 19 ms 3712 KB Output is correct
12 Correct 17 ms 3712 KB Output is correct
13 Correct 14 ms 3328 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Incorrect 17 ms 3328 KB Output isn't correct
16 Halted 0 ms 0 KB -