#include <bits/stdc++.h>
using namespace std;
#define REP(i,a,b) for (int i = (a); i <= (b); ++i)
#define REPD(i,a,b) for (int i = (a); i >= (b); --i)
#define FORI(i,n) REP(i,1,n)
#define FOR(i,n) REP(i,0,int(n)-1)
#define mp make_pair
#define pb push_back
#define pii pair<int,int>
#define vi vector<int>
#define ll long long
#define SZ(x) int((x).size())
#define DBG(v) cerr << #v << " = " << (v) << endl;
#define FOREACH(i,t) for (typeof(t.begin()) i=t.begin(); i!=t.end(); i++)
#define fi first
#define se second
bool prime(ll n) {
for (ll d = 2; d*d <= n; d++) if (n%d == 0) return false;
return true;
}
int main() {
ll n;
scanf("%lld", &n);
for (ll p = 10; p <= n; p *= 10) {
if (n/p >= p/10 && prime(n/p) && prime(n%p)) {
printf("TAK\n");
return 0;
}
}
printf("NIE\n");
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 32 33 34 | #include <bits/stdc++.h> using namespace std; #define REP(i,a,b) for (int i = (a); i <= (b); ++i) #define REPD(i,a,b) for (int i = (a); i >= (b); --i) #define FORI(i,n) REP(i,1,n) #define FOR(i,n) REP(i,0,int(n)-1) #define mp make_pair #define pb push_back #define pii pair<int,int> #define vi vector<int> #define ll long long #define SZ(x) int((x).size()) #define DBG(v) cerr << #v << " = " << (v) << endl; #define FOREACH(i,t) for (typeof(t.begin()) i=t.begin(); i!=t.end(); i++) #define fi first #define se second bool prime(ll n) { for (ll d = 2; d*d <= n; d++) if (n%d == 0) return false; return true; } int main() { ll n; scanf("%lld", &n); for (ll p = 10; p <= n; p *= 10) { if (n/p >= p/10 && prime(n/p) && prime(n%p)) { printf("TAK\n"); return 0; } } printf("NIE\n"); return 0; } |
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