Submission #91872

#	Time	Username	Problem	Language	Result	Execution time	Memory
91872		Ort	Magnus (COCI18_magnus)	C++14	50 / 50	7 ms	632 KiB

magnus

#include<iostream>
#include<string>
#include<vector>

using namespace std;

int main() {
	cin.sync_with_stdio(0); cin.tie(0);
	cin.exceptions(cin.failbit);
	string s;
	cin >> s;
	vector<char> S; int sol = 0;
	for(int i=0;i<s.length();i++) {
		if(s[i]!='H' && s[i]!='O' && s[i]!='N' && s[i]!='I') continue;
		if(s[i]=='H' && S.empty()) S.push_back(s[i]);
		if(s[i]=='O' && S.size()==1) S.push_back(s[i]);
		if(s[i]=='N' && S.size()==2) S.push_back(s[i]);
		if(s[i]=='I' && S.size()==3) S.push_back(s[i]);
		if(S.size()==4) {
			S.clear(); sol++;
		}
	}
	cout << sol;
	return 0;
}

Compilation message (stderr)

magnus.cpp: In function 'int main()':
magnus.cpp:13:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<s.length();i++) {
              ~^~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 5 / 5
• Subtask 4: 5 / 5
• Subtask 5: 5 / 5
• Subtask 6: 5 / 5
• Subtask 7: 5 / 5
• Subtask 8: 5 / 5
• Subtask 9: 5 / 5
• Subtask 10: 5 / 5