oj.uz

Submission #148924

# Submission time Handle Problem Language Result Execution time Memory
148924 2019-09-01T05:23:52 Z Dopatii(#3751, bogdan10bos, Gioto, Bodo171) HicCup (FXCUP4_hiccup) C++17
24 / 100
 25 ms 3328 KB 
#include "hiccup.h"
#include <bits/stdc++.h>
using namespace std;

int HicCup(std::string S) {
	int N = S.size();
    int nrH = 0, nrC = 0;
    for(auto i : S){
        if(i == '!' && (nrH == 0 || nrC == 0)) return -1;
        else if(i == 'H') ++nrH;
        else if(i == 'C'){
            ++nrC;
            if(nrC > nrH) return -1;
        }
    }
    for(int i = 0; i < N - 1 ; ++i)
        if(S[i] == 'H' && S[i + 1] == '!') return -1;
    if(nrH != nrC) return -1;

    for(int i = 0; i < N ; ++i){
        int nr = 0;
        while(i < N && S[i] == 'H') ++nr, ++i;
        if(nr < 2) continue ;

        nr = 0;
        while(i < N && S[i] == 'C') ++nr, ++i;
        if(nr >= 2) return 0;
    }

    int st = 0, dr = N;
    while(st <= dr){
        int mij = (st + dr) / 2;

        int nr = 0, f = 0;
        bool ok = true;
        for(int i = N - 1; i >= 0 ; --i){
            if(S[i] == '!') ++nr;
            else if(S[i] == 'C') nr -= mij;

            if(nr < 0) {ok = false; break ;}
        }

        if(ok) st = mij + 1;
        else dr = mij - 1;
    }

	return dr;
}

Compilation message

hiccup.cpp: In function 'int HicCup(std::__cxx11::string)':
hiccup.cpp:34:21: warning: unused variable 'f' [-Wunused-variable]
         int nr = 0, f = 0;
                     ^

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 384 KB Output is correct
4 Correct 6 ms 512 KB Output is correct
5 Correct 25 ms 3328 KB Output is correct
6 Correct 12 ms 3328 KB Output is correct
7 Correct 13 ms 3328 KB Output is correct
8 Correct 25 ms 3200 KB Output is correct
9 Correct 25 ms 3328 KB Output is correct
10 Correct 13 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 6 ms 384 KB Output is correct
2 Correct 6 ms 384 KB Output is correct
3 Correct 6 ms 384 KB Output is correct
4 Correct 6 ms 512 KB Output is correct
5 Correct 25 ms 3328 KB Output is correct
6 Correct 12 ms 3328 KB Output is correct
7 Correct 13 ms 3328 KB Output is correct
8 Correct 25 ms 3200 KB Output is correct
9 Correct 25 ms 3328 KB Output is correct
10 Correct 13 ms 3328 KB Output is correct
11 Correct 14 ms 3328 KB Output is correct
12 Correct 13 ms 3328 KB Output is correct
13 Correct 13 ms 3328 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 13 ms 3328 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 640 KB Output is correct
19 Correct 17 ms 3328 KB Output is correct
20 Incorrect 21 ms 3328 KB Output isn't correct
21 Halted 0 ms 0 KB -