oj.uz

Submission #149266

# Submission time Handle Problem Language Result Execution time Memory
149266 2019-09-01T06:06:05 Z 팀명못정해서15시간째고민중인팀(#3792, onjo0127, sg1774) HicCup (FXCUP4_hiccup) C++17
24 / 100
 320 ms 7500 KB 
#include "hiccup.h"
#include<bits/stdc++.h>
using namespace std;

int HicCup(std::string S) {
	int N = S.size();
	stack<int> st;
	bool chk=true,r=false;
	for(auto i:S){
        if(i=='H') st.push(1);
        else if(i=='C'){
            if(!st.empty()&&st.top()) st.pop(),r=true;
            else chk=false;
        }
        else if(!r) chk=false;
	}
	if(!st.empty()) chk=false;
	if(!chk) return -1;
	else{
        int l=0,r=1000000,Max=0;
        while(l<=r){
            int mid=(l+r)/2;
            stack<pair<int,int>> s;
            for(auto i:S){
                if(i=='H') s.push({1,0});
                else if(i=='C') s.pop(),s.push({2,0});
                else{
                    if(!s.empty()&&s.top().second==mid) s.pop();
                    if(!s.empty()){
                        int c=s.top().second; s.pop();
                        s.push({2,c+1});
                    }
                    if(!s.empty()&&s.top().second==mid) s.pop();
                }
            }
            while(!s.empty()&&s.top().second==mid) s.pop();
            if(s.empty()) l=mid+1,Max=max(Max,mid);
            else r=mid-1;
        }
        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

# Verdict Execution time Memory Grader output
1 Correct 5 ms 128 KB Output is correct
2 Correct 5 ms 256 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 16 ms 676 KB Output is correct
5 Correct 316 ms 7500 KB Output is correct
6 Correct 20 ms 3328 KB Output is correct
7 Correct 19 ms 3328 KB Output is correct
8 Correct 320 ms 7496 KB Output is correct
9 Correct 318 ms 7496 KB Output is correct
10 Correct 21 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 128 KB Output is correct
2 Correct 5 ms 256 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 16 ms 676 KB Output is correct
5 Correct 316 ms 7500 KB Output is correct
6 Correct 20 ms 3328 KB Output is correct
7 Correct 19 ms 3328 KB Output is correct
8 Correct 320 ms 7496 KB Output is correct
9 Correct 318 ms 7496 KB Output is correct
10 Correct 21 ms 3328 KB Output is correct
11 Correct 19 ms 3328 KB Output is correct
12 Correct 16 ms 3328 KB Output is correct
13 Correct 14 ms 3328 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Runtime error 205 ms 3456 KB Execution killed with signal 11 (could be triggered by violating memory limits)
16 Halted 0 ms 0 KB -