oj.uz

Submission #116810

# Submission time Handle Problem Language Result Execution time Memory
116810 2019-06-14T01:27:06 Z HungAnhGoldIBO2020 Lozinke (COCI17_lozinke) C++11
10 / 100
 763 ms 5240 KB 
#include<iostream>
#include<set>
#define hash hash1
#define int long long
using namespace std;
const int N=2e4+2;
const int base=79;
const int mod=998244353;
string s[N];
long long hash1[N][20],mul[20];
multiset<int> lis[20],lis1[20];
signed main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	int n,i,j,k;
	long long ans=0,cac;
	cin>>n;
	string t;
	mul[0]=1;
	for(i=1;i<=12;i++){
		mul[i]=(mul[i-1]*base)%mod;
	}
	for(i=1;i<=n;i++){
		cin>>s[i];
		t=s[i];
		for(j=0;j<t.size();j++){
			hash1[i][j+1]=(hash[i][j]*base+(int)(t[j]-'a'+1));
		}
		lis[t.size()].insert(hash[i][t.size()]);
	}
	for(i=1;i<=n;i++){
		for(j=1;j<=s[i].size();j++){
			for(k=j;k<=s[i].size();k++){
				cac=((hash[i][k]-hash[i][j-1]*mul[k-j+1])%mod+mod)%mod;
				if(!lis1[k-j+1].count(cac)){
					lis1[k-j+1].insert(cac);
				}
				else{
					continue;
				}
				if(j==1&&k==s[i].size()){
					ans--;
				}
				ans+=lis[k-j+1].count(cac);
			}
		}
		for(j=1;j<=10;j++){
			lis1[j].clear();
		}
	}
	cout<<ans;
}

Compilation message

lozinke.cpp: In function 'int main()':
lozinke.cpp:26:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(j=0;j<t.size();j++){
           ~^~~~~~~~~
lozinke.cpp:32:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(j=1;j<=s[i].size();j++){
           ~^~~~~~~~~~~~~
lozinke.cpp:33:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for(k=j;k<=s[i].size();k++){
            ~^~~~~~~~~~~~~
lozinke.cpp:41:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     if(j==1&&k==s[i].size()){
              ~^~~~~~~~~~~~~

Subtask #1
10.0 / 100.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 1024 KB Output isn't correct
2 Correct 19 ms 1024 KB Output is correct
3 Incorrect 3 ms 1024 KB Output isn't correct
4 Correct 3 ms 1152 KB Output is correct
5 Incorrect 6 ms 1280 KB Output isn't correct
6 Incorrect 7 ms 1280 KB Output isn't correct
7 Incorrect 9 ms 1408 KB Output isn't correct
8 Incorrect 7 ms 1408 KB Output isn't correct
9 Incorrect 160 ms 3056 KB Output isn't correct
10 Incorrect 36 ms 3052 KB Output isn't correct
11 Incorrect 356 ms 4096 KB Output isn't correct
12 Incorrect 48 ms 3968 KB Output isn't correct
13 Incorrect 55 ms 5120 KB Output isn't correct
14 Incorrect 214 ms 5240 KB Output isn't correct
15 Incorrect 68 ms 5120 KB Output isn't correct
16 Incorrect 60 ms 4992 KB Output isn't correct
17 Incorrect 29 ms 5112 KB Output isn't correct
18 Incorrect 25 ms 5120 KB Output isn't correct
19 Incorrect 89 ms 5120 KB Output isn't correct
20 Incorrect 763 ms 5084 KB Output isn't correct