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#include <bits/stdc++.h> #define int long long using namespace std; signed main(){ for(int n;cin>>n,n;){ int r=0; for(int i=1;i*i<=n;i++) if(!(n%i)){ int x=n/i; if(i!=x) r+=i; if(i!=1) r+=x; } if(n==r) cout<<"perfect number"<<endl; else if(n>r) cout<<"deficient number"<<endl; else cout<<"abundant number"<<endl; } return 0; }
#include <iostream> using namespace std; int main(void){ int N,S; int temp; int sum; while(1){ int temp = 0; cin >> N; if( N == 0 ) break; sum = 0; for( int j = 1 ; j*j <= N; j++ ){ if( N % j == 0 ){ sum += j; if( j*j != N ) sum += N/j; } } sum -= N; if( N < sum ) cout << "abundant number" << endl; else if( N > sum ) cout << "deficient number" << endl; else cout << "perfect number" << endl; } return 0; }
#include<iostream> using namespace std; void solve(int in){ int ans = 0; if(in > 1) ans = 1; for(int i = 2; i * i <= in; i++){ if(in%i == 0){ if(i != in/i) ans += in/i; ans += i; } } if(ans > in) cout << "abundant number" << endl; if(ans == in) cout << "perfect number" << endl; if(ans < in) cout << "deficient number" << endl; } int main(){ int in; while(cin >> in && in) solve(in); return 0; }
#include <iostream> #include <stdio.h> #include <math.h> using namespace std; int main(void){ int n = 0; while(cin >> n){ if(n == 0){ break; } else if(n == 1){ cout << "deficient number" << endl; } else{ int s = 1; for(int i = 2; i <= sqrt(n); i++){ if(n % i == 0){ s = s + i; if(i != sqrt(n)){ s = s + (n / i); } } } if(s == n){ cout << "perfect number" << endl; } else if(s > n){ cout << "abundant number" << endl; } else{ cout << "deficient number" << endl; } } } return 0; }
#include <iostream> #include <algorithm> using namespace std; int getS(int x) { if(x == 1) return 0; int sum = 1; int i; for(i = 2; i*i < x; ++i) { if(x % i == 0) sum += i + x/i; } if(i*i == x) sum += i; return sum; } int main() { int N; while(cin >> N && N) { int S = getS(N); if(N == S) { cout << "perfect number" << endl; } else if(N > S) { cout << "deficient number" << endl; } else if(N < S) { cout << "abundant number" << endl; } } return 0; }
#include <iostream> #include <vector> using namespace std; int main(){ int n; while( cin >> n , n ){ int sum = -n; for(int i=1 ; i*i<=n ; ++i ){ if( n%i == 0 ){ sum += i + n/i; if( i == n/i ) sum -= i; } } if( n > sum ) cout << "deficient number" << endl; else if( n == sum ) cout << "perfect number" << endl; else cout << "abundant number" << endl; } }
#include <iostream> #include <algorithm> #include <cmath> #define int long long using namespace std; signed main() { int n; while (cin >> n, n) { if (n == 1) { cout << "deficient number\n"; continue; } int sum = 1; for (int i = 2; i <= sqrt(n); i++) { if (n % i == 0)sum += i + (n / i); if (i*i == n)sum -= i; } if (n == sum)cout << "perfect number\n"; else cout << (n < sum ? "abundant number\n" : "deficient number\n"); } }
#include <iostream> #include <cmath> void check(int number) { int root_num = sqrt(number); int total = 0; for (int i = 1; i <= root_num; i++) { if (number % i == 0) { total += i; if (i != number / i) { total += (number / i); } } } total -= number; if (total == number) { std::cout << "perfect number" << std::endl; } else if (total < number) { std::cout << "deficient number" << std::endl; } else { std::cout << "abundant number" << std::endl; } return; } int main(void) { int number; while (1) { std::cin >> number; if (number == 0) { break; } check(number); } return 0; }
#include <iostream> using namespace std; int main() { int n; while (cin>>n, n) { int s=n>1; for(auto i=2LL; i*i<=n; ++i) { if (n%i==0) { s+=i; if (i!=n/i) s+=n/i; } } if (n==s) cout<<"perfect number"<<endl; else if (n>s) cout<<"deficient number"<<endl; else cout<<"abundant number"<<endl; } }
#include <iostream> using namespace std; #define MAX 100000001 bool p[MAX]; int main() { int N; /* for (int i=0; i<MAX; i++) p[i] = true; p[0] = [1] = false; for (int i=2; i*i<MAX; i++) { if (p[i]) { for (int k=i; k<MAX; k+=i) p[k] = false; } }*/ while (cin >> N, N) { int sum = 1; if (N == 1) sum = 0; for (int i=2; i*i<=N; i++) { if (N%i == 0) { sum += i; sum += N/i; if (i == N/i) { sum -= i; } } } if (sum < N) cout << "deficient number" << endl; else if (sum == N) cout << "perfect number" << endl; else cout << "abundant number" << endl; } return 0; }
#include <cstdio> using namespace std; int main(){ int n,sum=0,i; while(1){ scanf("%d",&n); if(n==0) break; for(i=1;i*i<=n;i++){ if(n!=i){if(n%i==0){ sum+=i; if(i!=n/i){ sum+=n/i;} if(sum>2*n){ break; } }}} if(sum<2*n){ printf("deficient number\n"); }else if(sum==2*n){ printf("perfect number\n"); }else{ printf("abundant number\n"); } sum=0; } return 0; }
#include <iostream> #include <string> #include <algorithm> #include <vector> #include <utility> #include <cstring> #include <cmath> #include <queue> #include <set> #include <map> using namespace std; #define rep(i,n) for(int i=0; i<n; i++) typedef long long ll; typedef pair<int,int> pii; int main() { ll N; while(cin >> N, N) { ll cnt = (N==1 ? 0 : 1); for(int i=2; i*i<=N; i++) { if(N%i == 0) { cnt += i + (N/i); if(i == N/i) cnt -= i; } } if(cnt == N) { cout << "perfect number" << endl; } else if(cnt < N) { cout << "deficient number" << endl; } else { cout << "abundant number" << endl; } } return 0; }
#include <cstdio> #include <math.h> #include <iostream> using namespace std; int solve(int n) { int total = 0; for (int i = 1; i * i <= n ; i++) { if (n % i == 0) { total += i; if (i * i != n) total += n / i; } } total -= n; return total - n; } int main() { int n; while (scanf("%d", &n) != EOF) { if (n == 0) return 0; int result = solve(n); if (result == 0) puts("perfect number"); else if (result < 0) puts("deficient number"); else if (result > 0) puts("abundant number"); } }
#include <iostream> using namespace std; int isPerfect(int x) { int sum = 0; for(int i = 1; ; i++) { if(x % i == 0) { int a = x / i; if(a == i) { if(i != x) sum += i; break; } if(a < i) break; if(a != x) sum += a; sum += i; } } return x - sum; } int main() { while(1) { int N; cin >> N; if(N == 0) break; int ans = isPerfect(N); if(ans > 0) cout << "deficient number" << endl; else if(ans == 0) cout << "perfect number" << endl; else if(ans < 0) cout << "abundant number" << endl; } return 0; }
#include<iostream> #include<cmath> using namespace std; int main (){ int n,a,b; while(1){ a=0; cin >>n; if( n == 0 )break; for(int i=1; i <= sqrt(n) ; i++){ if( n%i == 0){ if( i == n/i){ a+=i; }else{ a+=i+n/i; } } } b=a-n; if( n == 1 ){ b=0; } if( n == b ){ cout <<"perfect number"<<endl; }else if( n > b ){ cout <<"deficient number"<<endl; }else if( n < b ){ cout <<"abundant number"<<endl; } } return 0; }
#include <iostream> using namespace std; int main(void) { int N; while(cin>>N){ if(!N) break; int S=1; for(int i=2; i*i<=N; i++){ if(!(N%i)){ if(i*i==N) S += i; else S += i + N/i; } } if(N==1||N>S) cout << "deficient number\n"; else if(N==S) cout << "perfect number\n"; else cout << "abundant number\n"; } return 0; }
#include <iostream> #include <algorithm> #include <string> #define rep(i, n) for(int i = 0; i < (n); i++) using namespace std; int main(){ int n; while(cin >> n, n){ int sum = n!=1; for(int i = 2; i*i <= n; i++){ if(n%i==0){ sum += i; if(i*i != n) sum += n/i; } } string s; if(sum == n){ s = "perfect number"; }else if(sum < n){ s = "deficient number"; }else{ s = "abundant number"; } cout << s << endl; } return 0; }
#include <bits/stdc++.h> using namespace std; int solve(int n) { int cnt=0; for(int i=1; i*i<=n; i++) { if(n%i==0) { int j=n/i; if(i!=n) cnt+=i; if(j!=n && i!=j) cnt+=j; } } return cnt; } int main() { int n; while(cin >> n && n) { int c=solve(n); if(n==c) cout << "perfect number" << endl; else if(c<n) cout << "deficient number" << endl; else cout << "abundant number" << endl; } return 0; }
#include<bits/stdc++.h> using namespace std; int main(){ int n; while(cin>>n&&n){ int sum=(n==1?0:1); for(int i=2;i*i<n;++i){ if(n%i==0){ sum+=i; sum+=(n/i); } if(sum>n) break; } if(sum==n) cout<<"perfect number"<<endl; else if(sum<n) cout<<"deficient number"<<endl; else cout<<"abundant number"<<endl; } return 0; }
#include <stdio.h> #include <math.h> int main(void){ int i, n, sum; while(1){ scanf("%d",&n); if(!n) break; sum = 0; for(i = 1;i <= sqrt((double)n);i++){ if(n % i == 0 && n != 1){ sum += i; if(i != 1 && i != n / i) sum += n / i; } } if(sum == n) printf("perfect number\n"); else if(sum < n) printf("deficient number\n"); else printf("abundant number\n"); } return 0; }
#include <stdio.h> #include <cmath> #include <algorithm> #include <stack> #include <queue> #include <vector> typedef long long int ll; #define BIG_NUM 2000000000 using namespace std; int main(){ ll N,sum,limit,tmp,calc,count; while(true){ scanf("%lld",&N); if(N == 0)break; if(N <= 5){ printf("deficient number\n"); continue; } sum = 1; limit = sqrt(N); tmp = N; calc = 1; count = 1; while(tmp%2 == 0){ tmp /= 2; calc += pow(2,count); count++; } sum *= calc; for(int i = 3; i <= limit; i+=2){ calc = 1; count = 1; while(tmp%i == 0){ tmp /= i; calc += pow(i,count); count++; } sum *= calc; } if(tmp < N && tmp != 1){ sum *= (1+tmp); } sum -= N; if(sum == N){ printf("perfect number\n"); }else if(sum > N){ printf("abundant number\n"); }else{ printf("deficient number\n"); } } return 0; }
#include <iostream> using namespace std; int main(){ int n; while(cin >> n, n != 0){ if(n == 1){ cout << "deficient number" << endl; continue; } int sum = 1; for(int i=2; i*i<=n; i++){ if(n%i == 0) { if(n/i != i){ sum += (i + n/i); }else{ sum += i; } } } if(sum < n) cout << "deficient number" << endl; if(sum == n) cout << "perfect number" << endl; if(sum > n) cout << "abundant number" << endl; } return 0; }
#include <iostream> using namespace std; int main(){ int n; while(cin >> n && n){ int score = 0; for(int i = 1; i * i <= n && i < n; i++){ if(n % i) continue; score += i; if(i * i < n && i != 1){ score += n / i; } } if(n == score){ cout << "perfect number\n"; }else if(n > score){ cout << "deficient number\n"; }else{ cout << "abundant number\n"; } } }
#include <bits/stdc++.h> #define r(i,n) for(int i=1;i<n;i++) using namespace std; int main(){ long long n,p,a,b; while(cin>>n,n){ long long s=1; if(n==1)s--; for(int i=2;i*i<n;i++)if(n%i==0)s+=i+n/i; if(n<s)cout<<"abundant number"<<endl; else if(n>s)cout<<"deficient number"<<endl; else cout<<"perfect number"<<endl; } }
#include<iostream> #include<cstdio> int main(){ int n; while(true){ scanf("%d", &n); if(n == 0){ break; } int sum = 0; /* 3ツ暗按湘」 */ int i,j; for(i = 1, j = n; i < j; i++){ if(i == n){ continue; } if(n % i == 0){ // ツ姪アツ青板づーツペツアツづつスツつキ sum += i; if(i != 1 && i * i != n){ sum += n / i; j = n / i; } } } if(n == sum){ printf("perfect number\n"); } else if(n > sum){ printf("deficient number\n"); } else{ printf("abundant number\n"); } } return 0; }
#include<stdio.h> int main(void){ int n; while(1){ int i,s=0,squareroot; scanf("%d",&n); if(n==0)break; for(i=1;;i++){ if(i*i<=n&&n<(i+1)*(i+1)){ squareroot=i; break; } } for(i=1;i<=squareroot;i++){ if(n%i==0){ s+=n/i; s+=i; if(i==n/i)s-=i; } } s-=n; if(n==s)printf("perfect number\n"); else if(n>s)printf("deficient number\n"); else printf("abundant number\n"); } return 0; }
#include<iostream> #include<string.h> using namespace std; int main() { int n; while(cin>>n, n) { int sum = 1; if(n == 1) sum = 0; for(int i=2; i*i<=n; ++i) { if(n%i==0) sum += i + n/i; if(i*i==n) sum -= i; } if(n > sum) cout<<"deficient number"<<endl; else if(n < sum) cout<<"abundant number"<<endl; else cout<<"perfect number"<<endl; } }
#include<iostream> #include<cstdio> #include<string> #include<vector> #include<queue> #include<stack> #include<climits> #include<cmath> using namespace std; #define MAX 100000010 int n; void init(){ n=0; } bool input(){ cin>>n; return n; } string solve(){ int ans=1; for(int i=2;i*i<n;i++){ if(n%i==0){ ans+=i+n/i; } } if(n==1)ans=0; if(ans==n){ return "perfect number"; }else if(ans<n){ return "deficient number"; }else if(ans>n){ return "abundant number"; } } int main(){ while(init(),input()){ cout<<solve()<<endl; } }
#define _USE_MATH_DEFINES #include "bits/stdc++.h" #define EPS 1e-10 using namespace std; typedef long long llong; int main() { int n; while (cin >> n, n) { int x = -n; for (int i = 1; i <= sqrt(n); i++) { if (n%i == 0) { x += i; x += n / i; } } int i; for (i = 1; i*i <= n; i++) { if (i*i == n)x -= i; } if (x == n)cout << "perfect number" << endl; else if (x < n)cout << "deficient number" << endl; else cout << "abundant number" << endl; } return 0; }
#include<iostream> using namespace std; int main(){ int n; while(std::cin >> n, n){ if(n == 1){ std::cout << "deficient number" << std::endl; continue; } int sum = 1; for (int i = 2; i*i <= n; i++) { if(i*i == n)sum += i; else if(n%i == 0)sum += i + (n/i); } if(sum < n){ std::cout << "deficient number" << std::endl; }else if(sum > n){ std::cout << "abundant number" << std::endl; }else{ std::cout << "perfect number" << std::endl; } } return 0; }
#include <bits/stdc++.h> #define LL long long using namespace std; int main(){ LL n; vector<LL> vc; while(cin>>n){ LL temp=n,res=0; if(n==0){return 0;} for(int i=1; i*i<=n; i++){ if(n%i==0){ if(0==n%i){ res+=i; if(i!=n/i){res+=n/i;} } } } res-=temp; cout << (res==temp?"perfect number":res<temp?"deficient number":"abundant number") << endl; } return 0; }
#include<iostream> using namespace std; long long int input; int ans; int main(){ while(cin >> input, input){ ans = 0 - input; for(int i=1; i*i <= input; i++){ if(input % i == 0) ans += i + input/i; if(i == input/i && input % i == 0) ans -=i; } if(ans == input) cout << "perfect number" << endl; else if(ans < input) cout << "deficient number" << endl; else cout << "abundant number" << endl; } }
#include<stdio.h> int main(){ long long int N,i,j,yaku; while(scanf("%lld",&N)){ if(N==0)break; yaku=0; for(i=1;i*i<=N;i++){ if(N%i==0){ yaku+=i+N/i; } if(N==i*i){ yaku-=i; } if(yaku>2*N)break; } //printf("%d\n",yaku); if(yaku>2*N){ puts("abundant number"); }else if(yaku==2*N){ puts("perfect number"); }else{ puts("deficient number"); } } return 0; }
#include <iostream> #include <cmath> using namespace std; int main(){ int N; while(cin>>N,N){ int sum=0; int i; for(i=(int)sqrt(N);i>0;i--){ if(N%i==0){ //cout<<i<<" "; sum+=i; if(N!=i*i)sum+=N/i; } //if(sum>N)break; } sum-=N; if(sum>N){ cout<<"abundant number"<<endl; }else if(sum==N){ cout<<"perfect number"<<endl; }else{ cout<<"deficient number"<<endl; } } return 0; }
#include<iostream> #include<vector> #include<string> #include<cmath> #include<algorithm> using namespace std; int main() { long long a = 6; while (cin >> a&&a != 0) { long long sum = 1,a2=a; int i = 2; while (a != 1) { if (a%i == 0) { int j = 1; long long sum2 = 1; while (a%i == 0) { sum2 += (pow(i, j)); j++; a /= i; } sum *= sum2; } if(i==2) i++; else i += 2; } sum -= a2; if (a2 == sum) cout << "perfect number" << endl; else if (a2 > sum) cout << "deficient number" << endl; else cout << "abundant number" << endl; } }
#include<iostream> #include<cmath> using namespace std; int main(){ int n, sum; while(cin >> n, n){ int N = n; sum = 1; for(int i = 1; i <= n; i++){ if(n % i == 0) { int j = 1, temp = 1; while(n % i == 0 && i != 1){ n /= i; temp += (int)pow(i,j++); } // cout <<"temp"<< temp << endl; sum *= temp; } } sum -= N; // cout << sum << endl; if(sum > N) cout << "abundant number" << endl; else if(sum < N) cout << "deficient number" << endl; else cout << "perfect number" << endl; } return 0; }
#include <iostream> #include <cmath> using namespace std; int main() { int n; while(cin >> n, n) { int sum = 0; int sq = sqrt((double)n); for(int i=1; i <= sq; i++) { if(n % i == 0) { sum += i; int dev = (n/i); if(i != dev) sum += dev; } } sum -= n; if(n > sum) { cout << "deficient number" << endl; } else if(n < sum) { cout << "abundant number" << endl; } else { cout << "perfect number" << endl; } } return 0; }
#include <stdio.h> int main(){int n,s,i; for(;;){scanf("%d",&n);if(!n)break;for(i=1;i*i<=n;i++){if(n!=i){if(n%i==0){s+=i;if(i!=n/i){s+=n/i;}}}}if(s<2*n){printf("deficient number\n");}else if(s==2*n){printf("perfect number\n");}else{printf("abundant number\n");}s=0;} return 0;}
#include <iostream> using namespace std; int main(void){ long long n; while( cin >> n , n ){ long long total = -n; for( int i = 1 ; i*i < n ; i++ ){ if( !(n % i) ){ total += i + ( n / i ); } } if( n == total ) cout << "perfect number" << endl; if( n < total ) cout << "abundant number" << endl; if( n > total ) cout << "deficient number" << endl; } return 0; }
#include<bits/stdc++.h> using namespace std; int main(){ int n,ans,i,ika; scanf("%d",&n); while(n != 0){ ika = n; i = 2; if(n == 1)ans = 0; else ans = 1; while(ika > i){ if(n%i == 0){ ans += i; if(i*i != n) ans += n/i; ika = n/i; } i++; } if(ans == n) printf("perfect number\n"); else if(ans < n) printf("deficient number\n"); else if(ans > n) printf("abundant number\n"); scanf("%d",&n); } return (0); }
#include <iostream> #include <vector> #include <algorithm> using namespace std; typedef long long int lli; int main(){ while(1){ lli n; cin >> n; if(n==0) break; lli s=0; if(n!=1) s=1; for(lli i=2; i*i<=n; i++){ if(n%i == 0){ s += i; s += n/i; } if(i*i == n) s -= i; } if(n == s){ cout << "perfect number" << endl; }else if(n > s){ cout << "deficient number" << endl; }else{ cout << "abundant number" << endl; } } return 0; }
//テストケース100個以下、1 <= n <= 10^8 #include<iostream> #include<cmath> using namespace std; char *out[3] = {"perfect number", "deficient number", "abundant number"}; int main() { int n; while( cin >> n ) { if (!n) break; int i, s = 0; for( i = 1; i <= (int)(sqrt((double)n) + 1e-6); i++ ) { if ( n % i == 0 ) { s += i; if ( n/i > i ) s += n/i; } } s -= n; //cout << s << endl; if ( n == s ) cout << out[0] << endl; if ( n > s ) cout << out[1] << endl; if ( n < s ) cout << out[2] << endl; } return 0; }
#include<iostream> #include<cstdio> #include<string> #include<vector> #include<queue> #include<stack> #include<climits> #include<cmath> using namespace std; #define MAX 100000010 int n; void init(){ n=0; } bool input(){ cin>>n; return n; } string solve(){ int ans=1; for(int i=2;i*i<n+1;i++){ if(n%i==0){ ans+=i+n/i; if(i*i==n)ans-=i; } } if(n==1)ans=0; if(ans==n){ return "perfect number"; }else if(ans<n){ return "deficient number"; }else if(ans>n){ return "abundant number"; } } int main(){ while(init(),input()){ cout<<solve()<<endl; } }
#include <iostream> #include <set> using namespace std; int main(){ while(1){ int n; cin>>n; if(n == 0) return 0; long long sum = 0; set<long long> div; for(int i=1; i*i<=n; i++){ if(n % i == 0){ if(i != n) div.emplace(i); if(n / i != n) div.emplace(n / i); } } for(auto i:div){ sum += i; } if(n == sum){ cout << "perfect number" << endl; } else if(n > sum){ cout << "deficient number" << endl; } else{ cout << "abundant number" << endl; } } }
#include <cmath> #include <cstdio> #include <iostream> #include <string> using namespace std; int main(){ while(1){ long n; scanf(" %ld", &n); if(n==0) break; long s=1; for(long i=2; i<=sqrt(n); ++i){ if(n%i==0){ if(i==n/i) s+=i; else s+=i+n/i; } } string ans; if(n==1 || s<n) ans="deficient number"; else if(s==n) ans="perfect number"; else ans="abundant number"; cout << ans << endl; } }
#include<iostream> #include<cstdio> using namespace std; int n; int main(void){ while(1){ scanf("%d",&n); if(n==0)break; int cnt=1; for(int i=2;i*i<=n;i++){ if(n%i==0){ cnt+=i; if(n/i!=i)cnt+=n/i; } } if(n==1)cnt=0; if(cnt<n)puts("deficient number"); if(cnt==n)puts("perfect number"); if(cnt>n)puts("abundant number"); } return 0; }
#include <iostream> #include <algorithm> using namespace std; int main() { int n, i; while (cin >> n, n) { int s = -n; for (i = 1; i * i <= n; i++) { if (n % i == 0) s += i + n / i; } i--; if (i * i == n) s -= i; cout << (s == n ? "perfect" : s > n ? "abundant" : "deficient") << " number" << endl; } return 0; }
#include<bits/stdc++.h> using namespace std; int main(){ int n; while(cin>>n,n){ int a=2; int tmp=n; vector<int> ans; ans.push_back(1); while((int)sqrt(n)>=a && n!=1){ if(n%a==0){ ans.push_back(a); if(a!=n/a) ans.push_back(n/a); } a++; } int b=0; for(int i=0;i<ans.size();i++){ if(ans[i]==tmp)continue; b+=ans[i]; } if(tmp==b && tmp != 1){ cout << "perfect number" << endl; }else if(tmp > b){ cout << "deficient number" << endl; }else{ cout << "abundant number" << endl; } } return 0; }
#include<iostream> #include<string> using namespace std; int n; string hantei(int n) { int sum = 0; for (int i = 1; i <= n / 4; i++) { if (n%i == 0) { sum += i; } } if (n % 3 == 0) { sum += n / 3; } if (n % 2 == 0) { sum += n / 2; } if (sum < n) { return "deficient number"; } if (sum == n) { return "perfect number"; } return "abundant number"; } int main() { while (true) { cin >> n; if (n == 0) { break; } cout << hantei(n) << endl; } }
#include <cstdio> #include <cmath> int main(){int n,i,r,m;while(scanf("%d",&n)&&n){r=-n;m=sqrt(n);for(i=1;i<=m;i++)if(n%i==0){r+=i+n/i;if(i==n/i)r-=i;}printf("%s\n",n>r?"deficient number":n<r?"abundant number":"perfect number");}}
#include <bits/stdc++.h> using namespace std; int main() { int N; while (cin >> N, N) { int sum = 0; if (N > 1) sum = 1; for (int i = 2; i <= sqrt(N); i++) { if (N % i == 0) { if (i != (N/i)) sum += i + (N/i); else sum += i; } } if (sum < N) cout << "deficient number" << endl; else if (sum == N) cout << "perfect number" << endl; else cout << "abundant number" << endl; } return 0; }
#include <cstdlib> #include <iostream> using namespace std; string calc(int n) { int sum = (n == 1 ? 0 : 1); for(int i = 2; i * i <= n; ++i) { if(n % i == 0) { sum += i; if(i * i != n) sum += n / i; } } return sum < n ? "deficient number" : sum == n ? "perfect number" : "abundant number"; } int main() { cin.tie(nullptr); ios::sync_with_stdio(false); for(int n; cin >> n && n;) { cout << calc(n) << endl; } return EXIT_SUCCESS; }
#include<iostream> #include<map> #include<cstdio> #include<cstring> #include<string> #include<algorithm> using namespace std; int main(){ int n; while(1){ cin >> n; if(n==0) break; int sum,hoge=n; n<2?sum=0:sum=1; for(int i=2;i< hoge && sum < n;i++){ if(n%i == 0){ //約数 hoge= n/i; //n = i * hoge if(i!=hoge){ sum += i+hoge; }else{ sum += i; } } } if(sum==n) cout << "perfect number" << endl; else if(sum < n) cout << "deficient number" << endl; else cout << "abundant number" << endl; } }
#include<bits/stdc++.h> using namespace std; int main(){ int n; while(cin >> n, n){ int ans = 1; for(int i = 2;i*i < n; i++){ if(n%i == 0){ ans += i; if(n/i != i)ans += n/i; } } if(n != 1 && ans == n){ cout << "perfect number" << endl; }else if(ans > n){ cout << "abundant number" << endl; }else{ cout << "deficient number" << endl; } } return 0; }
#include <iostream> using namespace std; #define MAX 100000010 int t[100000010]; int main(void){ int n; while(cin>>n, n){ int sum = 0; for(int i=1;i<n && i*i<=n;i++){ if(n % i == 0){ sum += i; if(i != n / i && n / i != n) sum += n / i; } } // cout<<sum<<endl; cout<<(sum==n ? "perfect" : sum>n ? "abundant" : "deficient")<<" number\n"; } return 0; }
#include <iostream> #include <algorithm> #include <vector> #include <string> using namespace std; string solve(int n){ long long int sum=0; for(int i=1; i*i<=n; ++i){ if(n%i==0&&n!=1){ sum+=i; if(i!=n/i&&i!=1) sum+=n/i; } } //cout << sum << endl; if(sum<n) return "deficient number"; else if(n<sum) return "abundant number"; else return "perfect number"; } int main(){ int N; while(cin >> N&&N){ cout << solve(N) << endl; } }
#include <iostream> #include <cstdio> #include <cstring> using namespace std; int main(){ unsigned long long n, sum; while(cin >> n, n){ sum = -n; for(int i = 1 ; i * i <= n ; i++){ //cout << "OK" << endl; if(n % i == 0){ sum += i + n/i; if(i == n/i) sum -= i; } } if(sum == n) cout << "perfect number" << endl; else if(sum < n) cout << "deficient number" << endl; else if(sum > n) cout << "abundant number" << endl; } return 0; }
#include<cstdio> #include<iostream> #include<algorithm> #include<cstring> #include<vector> #define INF 999999 using namespace std; int main(){ int N; while(cin>>N,N){ if(N==1){cout<<"deficient number"<<endl;continue;} int S=1; for(int i=2;i*i<N;i++){ if(N%i==0){S+=i;S+=N/i;} } if(N>S)cout<<"deficient number"<<endl; else if(N<S)cout<<"abundant number"<<endl; else cout<<"perfect number"<<endl; } return 0; }
#include<iostream> using namespace std; int sun_factors(int n){ if(n<=1)return 0; int i,s=1; for(i=2;i*i<n;i++) if(n%i==0)s+=i+n/i; if(i*i==n&&n%i==0)s+=i; return s; } int main(){ int n; while(cin>>n&&n){ int s=sun_factors(n); if(s<n)cout<<"deficient number"<<endl; else if(s==n)cout<<"perfect number"<<endl; else cout<<"abundant number"<<endl; } return 0; }
#include<iostream> int main(){ int n; while(std::cin>>n,n){ int sum=0; for(int i=1;i*i<=n;i++){ if(n%i==0){ int j=n/i; if(i!=n)sum+=i; if(i!=j&&j!=n)sum+=j; } } if(sum==n)std::cout<<"perfect number"<<std::endl; else if(sum<n)std::cout<<"deficient number"<<std::endl; else if(sum>n)std::cout<<"abundant number"<<std::endl; } return 0; }
#include <bits/stdc++.h> using namespace std; #define rep(i,n) for(int (i)=0;(i)<(n);(i)++) #define pp pair<int,int> #define ll long long #define ld long double int inf=100000000; ll INF=4000000000000000000; ll MOD=1000000007; int main() { while (true){ ll a; cin >> a; if (a==0) return 0; ll b=a; ll ans=1; for (ll i=2;i<inf;i++){ if (i*i>a) break; ll aa=1,m=1; while (true){ if (b%i==0) aa+=pow(i,m); else break; b=b/i; m++; } ans=ans*aa; } if (b!=1) ans=ans*(1+b); //cout << "88888" << " " << ans << endl; if (ans-a==a) cout << "perfect number" << endl; if (ans-a>a) cout << "abundant number" << endl; if (ans-a<a) cout << "deficient number" << endl; } }
// Undone #include <bits/stdc++.h> using namespace std; signed main() { int N; while (cin >> N, N) { int ans = (N == 1) ? 0 : 1; for (int i = 2; i*i < N; i++) { if (N % i == 0) { ans += i + N/i; } if (ans > N) break; } if (ans == N) { cout << "perfect number" << endl; } else if (ans > N) { cout << "abundant number" << endl; } else if (ans < N) { cout << "deficient number" << endl; } } }
#include <bits/stdc++.h> using namespace std; int main() { int n; while (cin >> n, n) { int s = 0; for (int i = 1; i * i <= n; ++i) { if (n % i == 0) { s += i; if (n / i != n && i * i != n) s += n / i; } } cout << ((s < n || n == 1) ? "deficient number" : s > n ? "abundant number" : "perfect number") << endl; } }
#include<bits/stdc++.h> using namespace std; int main(){ int n; while(1){ cin>>n; if(n==0) break; int sum=0; if(n!=1) sum+=1; for(int i=2;i*i<n;i++){ if(n%i==0){ sum+=i+n/i; } } if(sum==n){ cout<<"perfect number"<<endl; } else if(sum<n){ cout<<"deficient number"<<endl; } else cout<<"abundant number"<<endl; } return 0; }
//42-47 #include<iostream> using namespace std; int main(){ bool cmp[10001]={true,true}; for(int i=2;i<=10000;i++){ if(!cmp[i]){ for(int j=2;i*j<=10000;j++){ cmp[i*j]=true; } } } for(int n;cin>>n,n;){ int nt=n; int ans=1; for(int i=0;i<=10001;i++){ if(!cmp[i]){ int f=1; int s=1; while(nt%i==0){ nt/=i; f*=i; s+=f; } ans*=s; } } if(nt!=1){ ans*=(1+nt); } ans-=n; if(n>ans){ cout<<"deficient number"<<endl; }else if(n<ans){ cout<<"abundant number"<<endl; }else{ cout<<"perfect number"<<endl; } } return 0; }
#include <iostream> using namespace std; int main(){ int n; while( cin>>n && n ){ int sum=0; if( n>1 ) sum=1; int a,b; for( int i=2;i<n;i++ ){ if( n%i==0 ){ a=i; b=n/i; if( a<b ) sum+=b; else if( a>b ) break; sum += a; } } // cout << n << " " << sum << "\t"; if( sum==n ) cout << "perfect number" << endl; else if( sum<n ) cout << "deficient number" << endl; else cout << "abundant number" << endl; } return 0; }
#include<bits/stdc++.h> using namespace std; int main(){ int N; while(1){ int S = 0; cin>>N; if(N == 0) break; for(int i = 1; i * i < N;i++){ if(N%i == 0){ S += i; S += N/i; } } if(S - N == N) cout<<"perfect number"<<endl; else if(S - N > N)cout<<"abundant number"<<endl; else if(S - N < N)cout<<"deficient number"<<endl; } }
#include <iostream> #include <cstdio> #include <vector> #include <algorithm> #include <complex> #include <cstring> #include <cstdlib> #include <string> #include <cmath> #include <queue> using namespace std; #define REP(i,n) for(int i=0;i<(int)n;++i) #define FOR(i,c) for(__typeof((c).begin())i=(c).begin();i!=(c).end();++i) #define ALL(c) (c).begin(), (c).end() const int INF = 1<<29; int main() { int n; while(cin >> n,n) { if (n==1) { cout << "deficient number" << endl; continue; } int hoge = 1; for (int i=2; i*i<=n; ++i) { if (n%i==0) { if (i*i!=n) hoge += i+n/i; else hoge += i; } } if (hoge<n) { cout << "deficient number" << endl; }else if (hoge==n) cout << "perfect number" << endl; else cout << "abundant number" << endl; } }
#include <bits/stdc++.h> using namespace std; #define MAX 100000000 int main(){ int n; while(cin >> n,n){ int tmp=n; vector<pair<int,int> > pfact; for(int i=2;i*i<=tmp;++i){ if(tmp%i==0){ int cnt=0; while(tmp%i==0) cnt++,tmp/=i; pfact.push_back(make_pair(i,cnt)); } } long long sum=1; for(int i=0;i<pfact.size();++i){ int s; int a=pfact[i].first,b=pfact[i].second; if(tmp==i) s=((long long)pow(a,b+2)-1)/(a-1),tmp=0; else s=((long long)pow(a,b+1)-1)/(a-1); sum*=s; } if(tmp>1) sum*=(tmp+1); if(n==1) sum=0; sum-=n; if(sum==n) cout << "perfect number" << endl; else if(sum<n) cout << "deficient number" << endl; else cout << "abundant number" << endl; } return 0; }
#include <cstdio> #include <utility> #include <vector> using namespace std; typedef long long ll; typedef pair<ll,int> P; #define pb push_back #define fi first #define sec second ll pow(ll a,int x) { ll res = 1ll; while(x) { if(x&1)res*=a; a=a*a; x>>=1; } return res; } int main() { while(1) { ll n,N; vector<P> fac; scanf("%lld",&n); if(n==0)break; N=n; for(ll i=2;i*i<=n;i++) { int cnt=0; while(n%i==0) { n/=i; cnt++; } if(cnt)fac.pb(P(i,cnt)); } if(n!=1)fac.pb(P(n,1)); ll S=1; for(int i=0;i<fac.size();i++)S *= (pow(fac[i].fi,fac[i].sec+1)-1)/(fac[i].fi-1); if(2*N==S)printf("perfect number\n"); else if(2*N>S)printf("deficient number\n"); else printf("abundant number\n"); } return 0; }
#include<cmath> #include<cctype> #include<cstdlib> #include<cstdio> #include<climits> #include<iostream> #include<algorithm> #include<vector> #include<deque> #include<string> #include<queue> #include<map> #include<set> #include<utility> #include<queue> using namespace std; void solve(int n){ int s = 0; for(int i = 1;i*i <= n;i++){ if(n % i == 0){ s += i + (n/i); } if(i*i == n)s -= i; } s -= n; if(n == 1) cout << "deficient number"; else if(s == n)cout << "perfect number"; else if(s < n)cout << "deficient number"; else if(s > n)cout << "abundant number"; cout << endl; } int main(){ ios::sync_with_stdio(false); int n = 0; while(cin >> n && n != 0){ solve(n); } return 0; }
#include <iostream> #include <vector> #include <cmath> using namespace std; int main(){ int N; while (cin >> N, N) { vector<int> s; for (int i = 1; i < sqrt(N); i++) { if (N % i == 0) {s.push_back(i); s.push_back(N / i);} } int S = 0; for (int i = 0; i < s.size(); i++) {S += s[i];} S -= N; if (S - N) { if (S > N) cout << "abundant number" << endl; else cout << "deficient number" << endl; } else { cout << "perfect number" << endl; } } return 0; }
#include <cstdio> using namespace std; int main() { while(1) { int n; scanf("%d",&n);if(!n)return 0; int ds=0; for(int i=1;i*i<=n;++i){ if(!(n%i))ds+=i+(n/i); if(i*i==n)ds-=i; } ds-=n; if(ds==n)puts("perfect number"); else if(ds<n)puts("deficient number"); else puts("abundant number"); } return 0; }
#include <bits/stdc++.h> using namespace std; int main(void) { long long n; while (cin >> n, n) { long long sum = 0LL; for (int i = 1; i * i <= n; i++) { if (n % i) continue; sum += i; if (i * i != n) sum += n / i; } if (n == 1 || 2 * n > sum) cout << "deficient number\n"; else if (2 * n < sum) cout << "abundant number\n"; else cout << "perfect number\n"; } return 0; }
#include <iostream> #include <stdio.h> #include <math.h> using namespace std; int main(){ int n,sum,cnt; while (true){ cin>>n; if (n==0) return 0; sum=cnt=0; for (int i=1;i<=sqrt(n);i++) if (n%i==0) sum+=i+n/i; if (sqrt(n)==(int)sqrt(n)) sum-=n+(int)sqrt(n); else sum-=n; if (sum==n) puts("perfect number"); else if (sum<n) puts("deficient number"); else puts("abundant number"); } }
#include <iostream> using namespace std; int main() { while (true) { int n; cin >> n; if (n == 0) { break; } int sum = 0; for (int i = 1; i * i <= n; i++) { if (n % i == 0) { if (1 < i && i * i < n) { sum += i + n / i; } else if (n != 1) { sum += i; } } } if (n > sum) { cout << "deficient number" << endl; } else if (n < sum) { cout << "abundant number" << endl; } else { cout << "perfect number" << endl; } } }
#include<iostream> #include<cmath> using namespace std; int main(){ int n; while(cin>>n,n){ int sum=0; for(int i=2;i*i<=n;i++){ if(n%i==0)sum+=i+n/i; if(i*i==n)sum-=i; } if(n!=1)sum++; if(sum<n)cout<<"deficient number"<<endl; else if(sum>n)cout<<"abundant number"<<endl; else cout<<"perfect number"<<endl; } }
#include <iostream> #include <math.h> using namespace std; void doIt3(); int main(){ doIt3(); } void doIt3(){ int n; cin >> n; while(n != 0){ if(n == 1){ cout << "deficient number" << endl; cin >> n; continue; } double rt = sqrt(n); //まず1の処理 int sum = 1; int i; for(i = 2; i < rt; i++){ if(n % i == 0){ sum += i; sum += n / i; } } if((double)i == rt){ sum += i; } if(sum == n){ cout << "perfect number" << endl; } else if(sum > n){ cout << "abundant number" << endl; } else{ cout << "deficient number" << endl; } //cout << sum << endl; cin >> n; } }
#include <iostream> #include <cstdio> #include <algorithm> #include <cmath> #include <vector> #include <queue> #include <sstream> using namespace std; int main(){ while(true){ long long int n; cin >> n; if(n == 0){ break; } long long int sum = -n; for(long long int i = 1; i < n; i++){ if(i * i >= n){ if(i * i == n){ sum += i; } break; } if(n % i == 0){ sum += i; sum += n / i; } } if(n > sum){ cout << "deficient number" << endl; }else if(n == sum){ cout << "perfect number" << endl; }else{ cout << "abundant number" << endl; } } return 0; }
//Perfect Number #include<bits/stdc++.h> using namespace std; typedef long long ll; //不足:-1 完全:0 過剰:1 int judge(ll n){ ll sum=0; for(ll i=1; i*i<=n; i++){ if(n%i==0)sum+=(i+n/i); if(i==1)sum-=n; if(i*i==n)sum-=i; } if(sum>n)return 1; if(sum<n)return -1; return 0; } int main(){ ll n; while(true){ cin >> n; if(n==0)break; switch(judge(n)){ case -1 : cout << "deficient number" << endl; break; case 0 : cout << "perfect number" << endl; break; case 1 : cout << "abundant number" << endl; break; } } return 0; }
#include<stdio.h> int main(){ int a; while(scanf("%d",&a),a){ int sum=0; for(int i=1;i*i<=a;i++){ if(a%i==0)sum+=i+(a/i); if(i*i==a)sum-=i; } if(sum==a+a)printf("perfect number\n"); else if(sum<a+a)printf("deficient number\n"); else printf("abundant number\n"); } }
#include<cstdio> #include<set> #include<cmath> #include<iostream> using namespace std; int main() { int n; while(~scanf("%d",&n),n) { set<int> s; s.insert(1); for(int i=2;i<sqrt(1.0*n)+2;i++) { if(n%i == 0) { s.insert(i); s.insert(n/i); } } set<int>::iterator p; int sum = 0; for(p=s.begin();p!=s.end();p++) { //cout<<*p<<endl; sum += *p; } if(n<=4) printf("deficient number\n"); else{ if(sum > n) printf("abundant number\n"); else if(sum == n) printf("perfect number\n"); else printf("deficient number\n"); } } return 0; }
#include <iostream> #include <cmath> using namespace std; int main() { int n,i,s; float r; for(;;){ cin >> n; if(n==0)break; if(n==1) { cout << "deficient number" << endl; continue; } r = sqrt(n); s = 1; i = 2; while(i < r){ if((n % i) == 0) s += i + (n / i); i++; } if(n == s) cout << "perfect number" << endl; else if(n < s) cout << "abundant number" << endl; else cout << "deficient number" << endl; } return 0; }
#include <cstdio> #include <cmath> using namespace std;int main(){int n;while(scanf("%d",&n)&&n){int r=-n,m=sqrt(n);for(int i=1;i<=m;i++)if(n%i==0){r+=i+n/i;if(i==n/i)r-=i;}printf("%s\n",n>r?"deficient number":n<r?"abundant number":"perfect number");}}
#include <iostream> using namespace std; int main(){ int N; while(cin>>N,N!=0){ long long sum=1; int i; for(i=2;i*i<N;i++) if(N%i==0){ sum+=i; sum+=N/i; } if(i*i==N)sum+=i; if(N==1)sum-=1; if(N>sum) cout<<"deficient number"<<endl; else if(N<sum) cout<<"abundant number"<<endl; else cout<<"perfect number"<<endl; } return 0; }
#include <iostream> #include <string> #include <vector> using namespace std; int main() { int N; while (cin >> N, N) { int S = 0; if (N != 1) S = 1; for (int i=2; i*i<=N; ++i) { if (i * i == N) { S += i; } else if (N % i == 0) { S += i; S += N / i; } } if (N == S) { cout << "perfect number" << endl; } else if (N > S) { cout << "deficient number" << endl; } else if (N < S) { cout << "abundant number" << endl; } } return 0; }
#include <iostream> #include <string> #include <algorithm> #include <set> #include <vector> #include <cstring> #include <climits> #include <queue> #include <map> #include <sstream> using namespace std; #define REP(i,a,n) for(int i=(a); i<(int)(n); i++) #define rep(i,n) REP(i,0,n) #define EPS 1e-9 int main(){ long long n; while(scanf("%lld",&n),n){ long long sum = 1; long long K = (long long)n; for(long long i=2; i*i<=n; i++){ if( n%i==0 ){ long long cnt = 1; for(long long k=(long long)i;n%i==0;n/=i,k*=i)cnt+=k; sum *= (long long)cnt; //printf("i:%lld , cnt:%lld , sum:%lld\n",i,cnt,sum); } //if( sum-2*K>0 ){ break; } } if( n>1 )sum*=(long long)(n+1); //printf("n:%lld , sum:%lld\n",n,sum); if( sum-2*K==0 ){ puts("perfect number"); }else if( sum-2*K<0 ){ puts("deficient number"); }else{ puts("abundant number"); } } return 0; }
#include <iostream> #include <algorithm> using namespace std; int main() { while (true) { int n; cin >> n; if (!n) return 0; int sum = 0; for (int i = 1; i * i <= n; i++) { if (n % i == 0) { sum += i; if (i * i < n) sum += n / i; } } sum -= n; if (n == sum) { cout << "perfect number" << endl; } else if (n > sum) { cout << "deficient number" << endl; } else { cout << "abundant number" << endl; } } }
#include<bits/stdc++.h> using namespace std; int main(){ int n,sum; while(1){ sum = 0; cin >> n; if(n == 0) break; for(int i=1; i*i<=n; i++){ if(n%i == 0 ){ int j=n/i; //jは片方の約数 sum += i; if(j != i ) sum += j; } } sum = sum - n; if(n==sum) cout << "perfect number" << endl; if(n>sum) cout << "deficient number" << endl; if(n<sum) cout << "abundant number" << endl; } return 0; }
#include<iostream> #include<cmath> #define loop(i,a,b) for(int i=a;i<b;i++) #define rep(i,a) loop(i,0,a) using namespace std; int main(){ long long s,n; while(cin>>n,n){ s=1; loop(i,2,sqrt(n))if(n%i==0){s+=i;s+=(n/i);} if(n==1)cout<<"deficient number"<<endl; else if(n>s)cout<<"deficient number"<<endl; else if(n<s)cout<<"abundant number"<<endl; else cout<<"perfect number"<<endl; } return 0; }
#include <iostream> #include <vector> using namespace std; int main(){ long long N; while(cin >> N, N){ long long s = 0; for(long long i = 1; i*i <= N; ++i){ if(N%i) continue; s += i; if(i != N/i) s += N/i; } if(s-N < N) puts("deficient number"); else if(s-N == N) puts("perfect number"); else puts("abundant number"); } }
#include <iostream> using namespace std; int main(int argc, char **argv) { unsigned int n, tmp, sum; while(1){ cin >> n; if(n == 0){ break; } else if(n == 1){ cout << "deficient number" << endl; continue; } sum = 1; tmp = n; for(int i = 2; (i < tmp && sum < n); i++){ if(n % i == 0){ tmp = n/i; sum += ((i != tmp)? (i+tmp): i); } } if(sum == n){ cout << "perfect number" << endl; } else if(sum > n){ cout << "abundant number" << endl; } else { cout << "deficient number" << endl; } } return 0; }
#include <iostream> #include <vector> #include <algorithm> using namespace std; typedef long long ll; int main(){ ll n; while(cin>>n&&n!=0){ ll S=0; for(ll i = 1; i*i < n; i++){ if(n%i==0){ S+=i; if(i!=1) S+=n/i; } } if(n==S) cout<<"perfect number"<<endl; else if(n>S){ cout<<"deficient number"<<endl; } else if(n<S) cout<<"abundant number"<<endl; } return 0; }
#include<bits/stdc++.h> #define ll long long using namespace std; signed main() { int a; while (scanf("%d", &a), a) { int p = a; map<int, int>c; for (int b = 2; b < sqrt(a); b++) { while(a%b==0){ a /= b; c[b]++; } } if (a != 1)c[a]++; ll s = 1; for (auto k = c.begin(); k != c.end(); k++) { int x = 0, y = 1; for (int z = 0; z <= k->second; z++) { x += y; y *= k->first; } s *= x; } s -= p; if (p == s)puts("perfect number"); else if (p > s)puts("deficient number"); else puts("abundant number"); } }
#include<cstdio> #include<vector> #define mp make_pair #define pb push_back using namespace std; typedef vector<int> vi; typedef pair<int,int> pii; int main(){ static bool era[10000]; for(int i=2;i<100;i++){ if(!era[i]) for(int j=i*i;j<10000;j+=i) era[j]=true; } vi pr; for(int i=2;i<10000;i++) if(!era[i]) pr.pb(i); for(int n;scanf("%d",&n),n;){ int nn=n; vector<pii> div; for(int i=0;i<pr.size()&&n>1;i++){ if(n%pr[i]==0){ int m=0; do{ n/=pr[i]; m++; }while(n%pr[i]==0); div.pb(mp(pr[i],m)); } } if(n>1) div.pb(mp(n,1)); long long dsum=1; for(int i=0;i<div.size();i++){ int d=div[i].first,m=div[i].second; long long tmp=1; for(int j=0;j<m+1;j++) tmp*=d; dsum*=(1-tmp)/(1-d); } dsum-=nn; puts(nn==dsum?"perfect number":nn<dsum?"abundant number":"deficient number"); } return 0; }
#include "bits/stdc++.h" #include<unordered_map> #include<unordered_set> #pragma warning(disable:4996) using namespace std; using ld = long double; const ld eps = 1e-9; vector<long long int> divisor(long long int n) { vector<long long int> res; for (long long int i = 1; i * i <= n; ++i) { if (n % i == 0) { res.push_back(i); if (i * i != n) res.push_back(n / i); } } sort(begin(res), end(res)); return res; } int main() { while (1) { long long int N; cin >> N; if (!N)break; auto v(divisor(N)); long long int sum = accumulate(v.begin(), v.end(), 0ll); if (sum > 2 * N)cout << "abundant number" << endl; else if (sum == 2 * N)cout << "perfect number" << endl; else cout << "deficient number" << endl; } return 0; }
#include <iostream> #include <cmath> using namespace std; void solve() { int N; while(cin >> N, N) { if(N == 1) { cout << "deficient number" << endl; continue; } double rt = sqrt((double)N); int sum = 1; for(int i = 2; i <= rt; ++i) { if(i == rt && N % i == 0) { sum += i; } else if(N % i == 0) { sum += i + N / i; } } if(sum < N) { cout << "deficient number" << endl; } else if(sum > N) { cout << "abundant number" << endl; } else { cout << "perfect number" << endl; } } } int main() { solve(); return(0); }
#include<iostream> using namespace std; int solve(int& n){ if(n==1) return 0; int m=1; for(int i=2; i*i<n; ++i){ if(!(n%i)){ m+=i; if(i!=n/i) m+=n/i; } } return m; } int main(){ int n, m; while(cin >> n && n){ m = solve(n); if(n==m) cout << "perfect number" << endl; else if(n<m) cout << "abundant number" << endl; else cout << "deficient number" << endl; } return 0; }
#include<cstdio> #include<cmath> int yaksu(int a){ if (a==1) return 1; int res=a; for(int i=sqrt(a);i>0;i--){ if(a%i==0){ res-=i; if(i!=a/i&&i!=1) res=res-a/i; } if(res<0) break; } return res; } int main(){ int a,tk; while(1){ scanf("%d",&a); if(a==0) return 0; tk=yaksu(a); if(tk>0) printf("deficient number\n"); else if(tk==0) printf("perfect number\n"); else printf("abundant number\n"); } }
#include<bits/stdc++.h> using namespace std; int main(){ long long x,sum = 0; while(cin >> x){ if(x==0){break;} sum = 0; double n = pow(x, 1.0/2); for(int i = 1; i< n; ++i){ if(x % i == 0){ sum += i; if(i != 1){sum+=x/i;} } if(i == n-1){sum += n;} } if(x > sum){ cout << "deficient number" << endl; }else if(x < sum){ cout << "abundant number" << endl; }else{ cout << "perfect number" << endl; } } return 0; }