Advertisement
Not a member of Pastebin yet?
Sign Up,
it unlocks many cool features!
- #include<bits/stdc++.h>
- using namespace std;
- using ll = long long;
- using ld = long double;
- using ull = unsigned long long;
- using pii = pair<int, int>;
- using pll = pair<ll, ll>;
- using pld = pair<ld, ld>;
- #define fi first
- #define se second
- #define pb push_back
- #define pf push_front
- #define mp make_pair
- #define ins insert
- #define sz(x) (int)(x.size());
- #define all(x) x.begin(), x.end()
- #define debug(...) " [" << #__VA_ARGS__ ": " << (__VA_ARGS__) << "] "
- mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
- int d4x[4] = {1, 0, -1, 0}; int d4y[4] = {0, 1, 0, -1};
- int d8x[8] = {0, 1, 1, 1, 0, -1, -1, -1};
- int d8y[8] = {1, 1, 0, -1, -1, -1, 0, 1};
- template<class X, class Y>
- bool minimize(X &x, const Y &y) {
- if (x > y)
- {
- x = y;
- return true;
- }
- return false;
- }
- template<class X, class Y>
- bool maximize(X &x, const Y &y) {
- if (x < y)
- {
- x = y;
- return true;
- }
- return false;
- }
- const int MOD = 1e9 + 7; //998244353
- template<class X, class Y>
- void add(X &x, const Y &y) {
- x = (x + y);
- if(x >= MOD) x -= MOD;
- }
- template<class X, class Y>
- void sub(X &x, const Y &y) {
- x = (x - y);
- if(x < 0) x += MOD;
- }
- /* Author : Le Ngoc Bao Anh, 11A5, LQD High School for Gifted Student*/
- const ll INF = 1e9;
- const int N = 1e5 + 10;
- bool prime[200];
- ll dp[20][200][200][5];
- vector<int> digit;
- ll n;
- ll DP(int index, int x, int y, int hold) {
- if(index == digit.size()) {
- if(prime[x] && prime[y] && !hold) return 1;
- return 0;
- }
- if(dp[index][x][y][hold] != -1) return dp[index][x][y][hold];
- ll &res = dp[index][x][y][hold];
- res = 0;
- for(int i = 0; i <= 9; i++) {
- for(int j = 0; j <= 9; j++) {
- for(int t = 0; t <= 2; t++) {
- int sum = (i + 2 * j + t);
- if(sum / 10 != hold) continue;
- if(sum % 10 != digit[index]) continue;
- res += DP(index + 1, x + i, y + j, t);
- }
- }
- }
- return res;
- }
- void solve() {
- cin >> n;
- for(int i = 2; i <= 140; i++) prime[i] = 1;
- for(int i = 2; i <= 140; i++) {
- if(prime[i]) {
- for(int j = 2 * i; j <= 140; j += i) prime[j] = 0;
- }
- }
- ll v = n;
- while(v > 0) {
- digit.pb(v % 10);
- v /= 10;
- }
- reverse(all(digit));
- for(int i = 0; i <= 15; i++) {
- for(int j = 0; j <= 140; j++) {
- for(int k = 0; k <= 140; k++) {
- for(int t = 0; t <= 2; t++) {
- dp[i][j][k][t] = -1;
- }
- }
- }
- }
- cout << DP(0, 0, 0, 0);
- }
- int main()
- {
- ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
- #ifndef ONLINE_JUDGE
- freopen("input.txt", "r", stdin);
- freopen("output.txt", "w", stdout);
- #else
- //online
- #endif
- int tc = 1, ddd = 0;
- // cin >> tc;
- while(tc--) {
- //ddd++;
- //cout << "Case #" << ddd << ": ";
- solve();
- }
- }
Advertisement
Add Comment
Please, Sign In to add comment
Advertisement