oj.uz

Submission #116846

# Submission time Handle Problem Language Result Execution time Memory
116846 2019-06-14T02:36:15 Z nhimnam120 Lozinke (COCI17_lozinke) C++14
80 / 100
 1000 ms 4344 KB 
#include<bits/stdc++.h>
#define fi first
#define se second
using namespace std;
map<string, long long> cnt;
vector<pair<long long,string> > inpp;
set<string> inp;
signed main(){
	long long n;
	cin >> n;
	for(int i=0;i<n;i++){
		string a;
		cin >> a;
		cnt[a]++;
		inp.insert(a);
	}
	long long ans=0;
	for(auto x: inp){
		inpp.push_back({x.size(),x});
	}
	sort(inpp.begin(),inpp.end());
	for(int i=0;i<inpp.size();i++){
		long long pos=0;
		string a=inpp[i].se;
		ans=ans+(cnt[a]*(cnt[a]-1));
		while(inpp[pos].fi<inpp[i].fi){
			string b=inpp[pos].se;
			for(int k=0;k<inpp[i].fi-inpp[pos].fi+1;k++){
				if(a[k]==b[0]){
					long long test=0;
					for(int j=0;j<inpp[pos].fi;j++){
						if(a[k+j]!=b[j]){
							test=1;
							break;
						}
					}
					if(test==0){
						ans=ans+cnt[a]*cnt[b];
						break;
					}
				}
			}
			pos++;
		}
	}
	cout << ans;
}

Compilation message

lozinke.cpp: In function 'int main()':
lozinke.cpp:22:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<inpp.size();i++){
              ~^~~~~~~~~~~~

Subtask #1
80.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 12 ms 512 KB Output is correct
6 Correct 21 ms 640 KB Output is correct
7 Correct 30 ms 768 KB Output is correct
8 Correct 17 ms 640 KB Output is correct
9 Correct 320 ms 1760 KB Output is correct
10 Correct 307 ms 1888 KB Output is correct
11 Correct 762 ms 2620 KB Output is correct
12 Correct 569 ms 2740 KB Output is correct
13 Execution timed out 1072 ms 3128 KB Time limit exceeded
14 Execution timed out 1070 ms 4344 KB Time limit exceeded
15 Execution timed out 1073 ms 3124 KB Time limit exceeded
16 Correct 29 ms 768 KB Output is correct
17 Correct 10 ms 256 KB Output is correct
18 Correct 10 ms 304 KB Output is correct
19 Execution timed out 1078 ms 2996 KB Time limit exceeded
20 Correct 51 ms 760 KB Output is correct