Submission #876275

#	Time	Username	Problem	Language	Result	Execution time	Memory
876275		Nurislam	Selling RNA Strands (JOI16_selling_rna)	C++14	35 / 100	1559 ms	2772 KiB

selling_rna

#include <bits/stdc++.h>
using namespace std;
/*
<<<<It's never too late for a new beginning in your life>>>>
Today is hard
  tomorrow will worse
  but the day after tomorrow will be the sunshine..
 
HARD WORK BEATS TALENT WHEN TALENT DOESN'T WORK HARD............
Never give up  */
 
//The most CHALISHKANCHIK
#define int long long int
unordered_map<string, int> mp;
void solve(){
	int n, m;
	cin >> n >> m;
	for(int i = 0; i < n; i++){
		string s;
		cin >> s;
		mp[s]++;
	}
	for(int i = 0; i < m; i++){
		string a, b;
		cin >> a >> b;
		int ans = 0;
		for(auto k:mp){
			if(k.first.size() < max(a.size(), b.size()))continue;
			string res = k.first;
			if(res.substr(0, a.size()) == a && res.substr(res.size() - b.size()) == b)ans+=k.second;
		}
		cout << ans << '\n';
	}
}
main(){
	ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
	int t = 1;
	//~ cin >> t;
	while(t--){
		solve();
	}
}
 
 
 
 
 
 
 
 

Compilation message (stderr)

selling_rna.cpp:35:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   35 | main(){
      | ^~~~

• Subtask 1: 10 / 10
• Subtask 2: 0 / 25
• Subtask 3: 25 / 25
• Subtask 4: 0 / 40