oj.uz

답안 #149769

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
149769 2019-09-01T07:08:24 Z 팀명못정해서15시간째고민중인팀(#3792, onjo0127, sg1774) HicCup (FXCUP4_hiccup) C++17
24 / 100
 51 ms 7544 KB 
#include "hiccup.h"
#include<bits/stdc++.h>
using namespace std;

int HicCup(std::string S) {
	int n=S.size();
	bool chk=true,av=false;
	int t=0;
	for(auto i:S){
        if(i=='H') t++,av=false;
        if(i=='C'){
            if(t) t--,av=true;
            else chk=false;
        }
        if(i=='!'&&!av) chk=false;
	}
	if(t||!chk) return -1;

	int l=0,r=1000000,Max=0;
	while(l<=r){
        int mid=(l+r)/2;
        bool ichk=true;
        //printf("%d %d %d\n",l,r,mid);
        stack<pair<int,int>> st;
        for(auto i:S){
            //if(!st.empty()) printf("%d %d\n",st.top().first,st.top().second);
            if(i=='H') st.push({1,0});
            if(i=='C'){
                if(!st.empty()){
                    if(st.top().first==1) st.pop(),st.push({2,0});
                    else if(st.top().second<mid) {ichk=false;break;}
                }
            }
            if(i=='!'&&!st.empty()){
                while(!st.empty()&&st.top().second==mid) st.pop();
                if(!st.empty()){
                    int c=st.top().second; st.pop();
                    st.push({2,c+1});
                }
            }
        }
        while(!st.empty()&&st.top().second==mid) st.pop();
        if(st.empty()&&ichk) Max=max(Max,mid),l=mid+1;
        else r=mid-1;
        //printf("\n");
	}
	return Max;
}

Compilation message

hiccup.cpp: In function 'int HicCup(std::__cxx11::string)':
hiccup.cpp:6:6: warning: unused variable 'n' [-Wunused-variable]
  int n=S.size();
      ^

Subtask #1
24.0 / 24.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 432 KB Output is correct
2 Correct 6 ms 512 KB Output is correct
3 Correct 6 ms 428 KB Output is correct
4 Correct 7 ms 640 KB Output is correct
5 Correct 39 ms 7544 KB Output is correct
6 Correct 19 ms 3416 KB Output is correct
7 Correct 19 ms 3328 KB Output is correct
8 Correct 36 ms 7416 KB Output is correct
9 Correct 36 ms 7416 KB Output is correct
10 Correct 19 ms 3328 KB Output is correct
11 Correct 6 ms 384 KB Output is correct

Subtask #2
0 / 76.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 432 KB Output is correct
2 Correct 6 ms 512 KB Output is correct
3 Correct 6 ms 428 KB Output is correct
4 Correct 7 ms 640 KB Output is correct
5 Correct 39 ms 7544 KB Output is correct
6 Correct 19 ms 3416 KB Output is correct
7 Correct 19 ms 3328 KB Output is correct
8 Correct 36 ms 7416 KB Output is correct
9 Correct 36 ms 7416 KB Output is correct
10 Correct 19 ms 3328 KB Output is correct
11 Correct 20 ms 3328 KB Output is correct
12 Correct 15 ms 3328 KB Output is correct
13 Correct 15 ms 3328 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 16 ms 3328 KB Output is correct
16 Correct 5 ms 512 KB Output is correct
17 Correct 6 ms 384 KB Output is correct
18 Correct 7 ms 640 KB Output is correct
19 Incorrect 51 ms 3328 KB Output isn't correct
20 Halted 0 ms 0 KB -