#include<iostream> #include<stack> //p = 70032301 , q = 1000000007 using namespace std; string t, w; long long hash_w[5], hash_t[5], pot[5]={1,1,1,1,1}; long long p[5] ={70032301,1000000007,104579, 104597, 104623 }; int main() { ios_base::sync_with_stdio(0); int n, i; char z; cin >> n; while(cin >> z){ for(i = 0; i < 5; ++i) { hash_w[i] = hash_w[i]*p[i] + int(z); hash_t[i] = hash_t[i] + int(z)*pot[i]; pot[i] = p[i] * pot[i]; } } for(i = 0; i < 5; ++i) { if(hash_w[i] != hash_t[i]) { cout <<"NIE"; return 0; } } cout <<"TAK"; return 0; }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | #include<iostream> #include<stack> //p = 70032301 , q = 1000000007 using namespace std; string t, w; long long hash_w[5], hash_t[5], pot[5]={1,1,1,1,1}; long long p[5] ={70032301,1000000007,104579, 104597, 104623 }; int main() { ios_base::sync_with_stdio(0); int n, i; char z; cin >> n; while(cin >> z){ for(i = 0; i < 5; ++i) { hash_w[i] = hash_w[i]*p[i] + int(z); hash_t[i] = hash_t[i] + int(z)*pot[i]; pot[i] = p[i] * pot[i]; } } for(i = 0; i < 5; ++i) { if(hash_w[i] != hash_t[i]) { cout <<"NIE"; return 0; } } cout <<"TAK"; return 0; } |