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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. #define endl '\n'
  4. #define int long long
  5. const int MOD = pow(10,9)+7;
  6. const int MOD2 = 998244353;
  7. const int INF = LLONG_MAX/2;
  8.  
  9. int primes[1000000];
  10.  
  11. void seive(){
  12.     fill(primes, primes + 1000000, 1);
  13.     primes[0] = primes[1] = 0;
  14.     for(int i = 2 ; i*i < 1000000 ; i++){
  15.         if(primes[i]){
  16.             for(int j = i*i ; j < 1000000 ; j += i){
  17.                 primes[j] = 0;
  18.             }
  19.         }
  20.     }
  21.     for(int i = 1 ; i < 1000000 ; i++){
  22.         primes[i] += primes[i-1];
  23.     }
  24. }
  25. int factorial(int n){
  26.     if(n==0){
  27.         return 1;
  28.     }
  29.     return (n*(factorial(n-1)))%MOD;
  30. }
  31. bool isPrime(int n){
  32.     if(n <= 1) return false;
  33.     for(int i = 2 ; i*i <= n ; i++){
  34.         if(n % i == 0) return false;
  35.     }
  36.     return true;
  37. }
  38.  
  39. int power(int a, int b){
  40.     if(b == 0) return 1;
  41.     a %= MOD;
  42.     int value = power(a, b / 2);
  43.     if(b % 2 == 0){
  44.         return (value * value) % MOD;
  45.     } else {
  46.         return ((value * value) % MOD * (a % MOD)) % MOD;
  47.     }
  48. }
  49.  
  50. int gcd(int a, int b){
  51.     if(a == 0) return b;
  52.     return gcd(b % a, a);
  53. }
  54. void dfs(int node , vector<int>A[] , int visited[] , int sum[] , int parent[] , int values[]){
  55.     visited[node] = 1;
  56.     for(auto node1 : A[node]){
  57.         if(!visited[node1]){
  58.             parent[node1] = node;
  59.             dfs(node1,A,visited,sum,parent,values);
  60.         }
  61.     }
  62.     int s = 0;
  63.     for(auto node1 : A[node]){
  64.         if(parent[node]!=node1){
  65.             s = max(s,sum[node1]);
  66.         }
  67.     }
  68.     sum[node] = values[node]+s;
  69. }
  70. bool comp(pair<int,int>a , pair<int,int>b){
  71.     return (a.first-a.second)>(b.first-b.second);
  72. }
  73. void solve() {
  74.     int n;
  75.     cin>>n;
  76.     for(int i = 2 ; i<=sqrt(n) ; i++){
  77.         int cnt = 0;
  78.         while(n%i==0){
  79.             cnt++;
  80.             n /= i;
  81.         }
  82.         if(cnt>0){
  83.         cout<<i<<"^"<<cnt<<" ";
  84.         }
  85.     }
  86.     if(n>1){
  87.         cout<<n<<"^"<<1<<endl;
  88.     }
  89. }
  90.  
  91. signed main(){
  92.     ios::sync_with_stdio(false); cin.tie(NULL);
  93.     //int t;
  94.     //cin >> t;
  95.     //while(t--){
  96.         solve();
  97.     //}
  98.     return 0;
  99. }
Success #stdin #stdout 0.01s 5320KB
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2^2 5^2
https://ideone.com/HGjVHT
language:
C++14 (gcc 8.3)
created:
8 hours ago
visibility:
public

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