oj.uz

Submission #149387

# Submission time Handle Problem Language Result Execution time Memory
149387 2019-09-01T06:22:37 Z 팀명못정해서15시간째고민중인팀(#3792, onjo0127, sg1774) HicCup (FXCUP4_hiccup) C++17
24 / 100
 330 ms 7496 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),r=false;
        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 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 17 ms 716 KB Output is correct
5 Correct 319 ms 7496 KB Output is correct
6 Correct 20 ms 3328 KB Output is correct
7 Correct 20 ms 3328 KB Output is correct
8 Correct 317 ms 7496 KB Output is correct
9 Correct 330 ms 7472 KB Output is correct
10 Correct 20 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 17 ms 716 KB Output is correct
5 Correct 319 ms 7496 KB Output is correct
6 Correct 20 ms 3328 KB Output is correct
7 Correct 20 ms 3328 KB Output is correct
8 Correct 317 ms 7496 KB Output is correct
9 Correct 330 ms 7472 KB Output is correct
10 Correct 20 ms 3328 KB Output is correct
11 Correct 20 ms 3328 KB Output is correct
12 Correct 17 ms 3328 KB Output is correct
13 Correct 14 ms 3328 KB Output is correct
14 Correct 5 ms 128 KB Output is correct
15 Correct 15 ms 3328 KB Output is correct
16 Correct 6 ms 512 KB Output is correct
17 Correct 6 ms 512 KB Output is correct
18 Correct 6 ms 640 KB Output is correct
19 Runtime error 186 ms 3412 KB Execution killed with signal 11 (could be triggered by violating memory limits)
20 Halted 0 ms 0 KB -