#include <iostream> #include <cstdint> #include <cmath> using namespace std; uint64_t modulo = 1000000007; int main() { std::ios::sync_with_stdio(false); cin.tie(NULL); uint64_t hLeftRight = 0; uint64_t hRightLeft = 0; uint64_t k = 0; char c; cin>>c; while(cin>>c) { hLeftRight = (((3*hLeftRight)) + c)%modulo; hRightLeft = (hRightLeft + ((uint64_t)(c*pow(3, k))))%modulo; ++k; } if(hLeftRight == hRightLeft) { cout<<"TAK"; } else { cout<<"NIE"; } }
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 32 33 34 35 | #include <iostream> #include <cstdint> #include <cmath> using namespace std; uint64_t modulo = 1000000007; int main() { std::ios::sync_with_stdio(false); cin.tie(NULL); uint64_t hLeftRight = 0; uint64_t hRightLeft = 0; uint64_t k = 0; char c; cin>>c; while(cin>>c) { hLeftRight = (((3*hLeftRight)) + c)%modulo; hRightLeft = (hRightLeft + ((uint64_t)(c*pow(3, k))))%modulo; ++k; } if(hLeftRight == hRightLeft) { cout<<"TAK"; } else { cout<<"NIE"; } } |