#include <iostream> #include <vector> using namespace std; bool tab[1001]; vector<int> primes; void sito() { for(int i = 4; i<=1000; i+=2) tab[i] = true; for(int i = 3; i<=1000; i++) if(tab[i] == false) for(int j = 3*i; j<=1000; j+=(2*i)) tab[j] = true; for(int i = 2; i<=1000; i++) if(tab[i] == false) primes.push_back(i); return; } void printNum(int n) { cout << '1'; for(int j = 1; j<n; j++) cout << "+1"; cout << endl; return; } void printNum(vector<int> numbs) { cout << "(1"; for(int j = 1; j < numbs[0]; j++) cout << "+1"; cout << ')'; for(uint32_t i = 1; i<numbs.size(); i++) { cout << "*(1"; for(int j = 1; j < numbs[i]; j++) cout << "+1"; cout << ')'; } cout << endl; return; } void solve(const int k) { if(k<=1000) if(tab[k] == false){ if(k>100) { cout << "NIE" << endl; return; }else{ printNum(k); return; } } vector<int> rozk; int counter = 0; int n = k; for(int i = 0; n>1&&k >= primes[i]*primes[i];i++) while(n%primes[i] == 0) { rozk.push_back(primes[i]); counter+=primes[i]; n/=primes[i]; if(counter>100) { cout << "NIE" << endl; return; } } if(n>1) { rozk.push_back(n); counter+=n; if(counter>100) { cout << "NIE" << endl; return; } } printNum(rozk); return; } int main() { ios_base::sync_with_stdio(false); int t; cin >> t; sito(); int k; while(t--) { cin >> k; solve(k); } 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 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 | #include <iostream> #include <vector> using namespace std; bool tab[1001]; vector<int> primes; void sito() { for(int i = 4; i<=1000; i+=2) tab[i] = true; for(int i = 3; i<=1000; i++) if(tab[i] == false) for(int j = 3*i; j<=1000; j+=(2*i)) tab[j] = true; for(int i = 2; i<=1000; i++) if(tab[i] == false) primes.push_back(i); return; } void printNum(int n) { cout << '1'; for(int j = 1; j<n; j++) cout << "+1"; cout << endl; return; } void printNum(vector<int> numbs) { cout << "(1"; for(int j = 1; j < numbs[0]; j++) cout << "+1"; cout << ')'; for(uint32_t i = 1; i<numbs.size(); i++) { cout << "*(1"; for(int j = 1; j < numbs[i]; j++) cout << "+1"; cout << ')'; } cout << endl; return; } void solve(const int k) { if(k<=1000) if(tab[k] == false){ if(k>100) { cout << "NIE" << endl; return; }else{ printNum(k); return; } } vector<int> rozk; int counter = 0; int n = k; for(int i = 0; n>1&&k >= primes[i]*primes[i];i++) while(n%primes[i] == 0) { rozk.push_back(primes[i]); counter+=primes[i]; n/=primes[i]; if(counter>100) { cout << "NIE" << endl; return; } } if(n>1) { rozk.push_back(n); counter+=n; if(counter>100) { cout << "NIE" << endl; return; } } printNum(rozk); return; } int main() { ios_base::sync_with_stdio(false); int t; cin >> t; sito(); int k; while(t--) { cin >> k; solve(k); } return 0; } |