oj.uz

답안 #116806

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
116806 2019-06-14T01:21:39 Z HungAnhGoldIBO2020 Lozinke (COCI17_lozinke) C++11
10 / 100
 752 ms 3932 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=1e9+7;
string s[N];
long long hash1[N][12],mul[12];
multiset<int> lis[12],lis1[12];
signed main(){
	int n,i,j,k,l;
	long long ans=0,cac;
	cin>>n;
	string t;
	mul[0]=1;
	for(i=1;i<=10;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++){
				if(j==1&&k==s[i].size()){
					ans--;
				}
				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;
				}
				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:24:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(j=0;j<t.size();j++){
           ~^~~~~~~~~
lozinke.cpp:30:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(j=1;j<=s[i].size();j++){
           ~^~~~~~~~~~~~~
lozinke.cpp:31:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for(k=j;k<=s[i].size();k++){
            ~^~~~~~~~~~~~~
lozinke.cpp:32:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     if(j==1&&k==s[i].size()){
              ~^~~~~~~~~~~~~
lozinke.cpp:13:14: warning: unused variable 'l' [-Wunused-variable]
  int n,i,j,k,l;
              ^

Subtask #1
10.0 / 100.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 3 ms 1016 KB Output isn't correct
2 Correct 3 ms 896 KB Output is correct
3 Incorrect 3 ms 1024 KB Output isn't correct
4 Correct 3 ms 1024 KB Output is correct
5 Incorrect 6 ms 1024 KB Output isn't correct
6 Incorrect 8 ms 1152 KB Output isn't correct
7 Incorrect 11 ms 1280 KB Output isn't correct
8 Incorrect 9 ms 1280 KB Output isn't correct
9 Incorrect 172 ms 2432 KB Output isn't correct
10 Incorrect 36 ms 2304 KB Output isn't correct
11 Incorrect 349 ms 3196 KB Output isn't correct
12 Incorrect 53 ms 3072 KB Output isn't correct
13 Incorrect 61 ms 3840 KB Output isn't correct
14 Incorrect 218 ms 3840 KB Output isn't correct
15 Incorrect 74 ms 3840 KB Output isn't correct
16 Incorrect 66 ms 3840 KB Output isn't correct
17 Incorrect 37 ms 3832 KB Output isn't correct
18 Incorrect 30 ms 3840 KB Output isn't correct
19 Incorrect 98 ms 3932 KB Output isn't correct
20 Incorrect 752 ms 3932 KB Output isn't correct