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Submission #116851

# Submission time Handle Problem Language Result Execution time Memory
116851 2019-06-14T02:44:11 Z nhimnam120 Lozinke (COCI17_lozinke) C++14
80 / 100
 1000 ms 4336 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(){
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	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:24:15: 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 384 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 11 ms 512 KB Output is correct
6 Correct 20 ms 784 KB Output is correct
7 Correct 28 ms 768 KB Output is correct
8 Correct 16 ms 640 KB Output is correct
9 Correct 296 ms 1760 KB Output is correct
10 Correct 281 ms 1888 KB Output is correct
11 Correct 693 ms 2616 KB Output is correct
12 Correct 531 ms 2748 KB Output is correct
13 Execution timed out 1074 ms 3184 KB Time limit exceeded
14 Execution timed out 1064 ms 4336 KB Time limit exceeded
15 Execution timed out 1064 ms 3252 KB Time limit exceeded
16 Correct 21 ms 768 KB Output is correct
17 Correct 4 ms 384 KB Output is correct
18 Correct 4 ms 384 KB Output is correct
19 Execution timed out 1066 ms 3132 KB Time limit exceeded
20 Correct 45 ms 768 KB Output is correct