oj.uz

답안 #148519

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
148519 2019-09-01T04:35:38 Z 잉여로운 고3(#3749, imyujin, sebinkim) HicCup (FXCUP4_hiccup) C++17
24 / 100
 26 ms 3328 KB 
#include <bits/stdc++.h>

#include "hiccup.h"

using namespace std;

typedef long long ll;

int n;

bool check(string &S, int k)
{
	ll s = 0, i;
	
	for(i=n-1; i>=0; i--){
		if(S[i] == '!') s ++;
		else if(S[i] == 'C') s -= k;
		if(s < 0) return 0;
	}
	
	return 1;
}

int HicCup(string S)
{
	int i, s, e;
	
	n = S.size();
	s = 0;
	
	for(i=0; i<n; i++){
		if(S[i] == 'H') s ++;
		else if(S[i] == 'C') s --;
		if(s < 0) return -1;
	}
	
	if(s != 0) return -1;
	
	for(s=0, e=n-1; s<=e; ){
		if(check(S, s + e >> 1)) s = (s + e >> 1) + 1;
		else e = (s + e >> 1) - 1;
	}
	
	return s - 1;
}

Compilation message

hiccup.cpp: In function 'int HicCup(std::__cxx11::string)':
hiccup.cpp:40:17: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   if(check(S, s + e >> 1)) s = (s + e >> 1) + 1;
               ~~^~~
hiccup.cpp:40:35: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   if(check(S, s + e >> 1)) s = (s + e >> 1) + 1;
                                 ~~^~~
hiccup.cpp:41:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   else e = (s + e >> 1) - 1;
             ~~^~~

Subtask #1
24.0 / 24.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 384 KB Output is correct
2 Correct 6 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 7 ms 512 KB Output is correct
5 Correct 26 ms 3200 KB Output is correct
6 Correct 13 ms 3328 KB Output is correct
7 Correct 13 ms 3324 KB Output is correct
8 Correct 26 ms 3328 KB Output is correct
9 Correct 26 ms 3328 KB Output is correct
10 Correct 13 ms 3320 KB Output is correct
11 Correct 7 ms 384 KB Output is correct

Subtask #2
0 / 76.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 384 KB Output is correct
2 Correct 6 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 7 ms 512 KB Output is correct
5 Correct 26 ms 3200 KB Output is correct
6 Correct 13 ms 3328 KB Output is correct
7 Correct 13 ms 3324 KB Output is correct
8 Correct 26 ms 3328 KB Output is correct
9 Correct 26 ms 3328 KB Output is correct
10 Correct 13 ms 3320 KB Output is correct
11 Correct 13 ms 3328 KB Output is correct
12 Correct 14 ms 3328 KB Output is correct
13 Correct 12 ms 3328 KB Output is correct
14 Correct 6 ms 384 KB Output is correct
15 Incorrect 16 ms 3328 KB Output isn't correct
16 Halted 0 ms 0 KB -