Submission #149797

#	Time	Username	Problem	Language	Result	Execution time	Memory
149797		distutpia (#200)	HicCup (FXCUP4_hiccup)	C++17	24 / 100	29 ms	4352 KiB

hiccup

#include "hiccup.h"

using namespace std;

bool valid(string S){
	int N = S.size();
	bool preH = true;
	int t1=0, t2=0;
	for(int i=0;i<N;i++){
		if (S[i]=='H'){
			t1++;
			preH = true;
		}
		else if (S[i]== 'C'){
			t2++;
			preH = false;
		}
		else if (S[i]== '!'){
			if (preH) return false;
		}
		else{
			return false;
		}
		if (t1<t2){
			return false;
		}
	}
	if (t1!=t2){
		return false;
	}
	return true;
}

int HicCup(std::string S) {
	int N = S.size();
	int min = 10000000;
	if (!valid(S)){
		return -1;
	}
	int t2=0,t3=0;
	for(int i=N-1; i>=0; i--){
		if (S[i]== 'C'){
			t2++;
		}
		else if (S[i]== '!'){
			t3++;
		}
		if (t2==0){
			continue;
		}
		if (min>(t3/t2)){
			min = t3/t2;
		}
	}
	return min;
}

• Subtask 1: 24 / 24
• Subtask 2: 0 / 76