oj.uz

Submission #149227

# Submission time Handle Problem Language Result Execution time Memory
149227 2019-09-01T06:00:46 Z From The Sky(#3630, WhipppedCream, top34051, zoomswk) HicCup (FXCUP4_hiccup) C++17
24 / 100
 137 ms 3328 KB 
#include "hiccup.h"
#include <algorithm>
#include <string>
using namespace std;

int HicCup(std::string S) {
	int N = S.size();
	int mask = 0;
	int bal = 0;
	for(int i=0; i<N; i++){
		if(S[i] == '!' && mask != 3) return -1;
		if(S[i] == 'H') bal++, mask |= 1;
		if(S[i] == 'C') bal--, mask |= 2;
		if(bal < 0) return -1;
	}
	if(bal > 0) return -1;
	int l=1, r=N, res=0;
	while(l<=r){
		int m = (l+r)/2;
		int cur = 0;
		int curcur = 0;
		for(int i=0; i<N; i++){
			if(S[i] == 'C') cur++;
			else if(S[i] == '!'){
				if(cur){
					curcur++;
					if(curcur == m){
						curcur = 0;
						cur--;
					}
				}
			}
		}
		if(cur) r = m-1;
		else l = m+1, res = m;
	}
	return res;
}

Subtask #1
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 384 KB Output is correct
2 Correct 6 ms 384 KB Output is correct
3 Correct 6 ms 372 KB Output is correct
4 Correct 9 ms 512 KB Output is correct
5 Correct 137 ms 3328 KB Output is correct
6 Correct 16 ms 3328 KB Output is correct
7 Correct 13 ms 3200 KB Output is correct
8 Correct 134 ms 3328 KB Output is correct
9 Correct 127 ms 3328 KB Output is correct
10 Correct 14 ms 3328 KB Output is correct
11 Correct 6 ms 384 KB Output is correct

Subtask #2
0 / 76.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 384 KB Output is correct
2 Correct 6 ms 384 KB Output is correct
3 Correct 6 ms 372 KB Output is correct
4 Correct 9 ms 512 KB Output is correct
5 Correct 137 ms 3328 KB Output is correct
6 Correct 16 ms 3328 KB Output is correct
7 Correct 13 ms 3200 KB Output is correct
8 Correct 134 ms 3328 KB Output is correct
9 Correct 127 ms 3328 KB Output is correct
10 Correct 14 ms 3328 KB Output is correct
11 Correct 16 ms 3328 KB Output is correct
12 Correct 14 ms 3328 KB Output is correct
13 Correct 16 ms 3328 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Incorrect 46 ms 3328 KB Output isn't correct
16 Halted 0 ms 0 KB -