برنامه زیر مجموعه ها

#include<iostream> #include<conio.h> #include<string.h> using namespace std; int power(int a,int b) { int k=1; for(int i=0;i<b;i++) k=a*k; return k; } void print(char aray[][10],int s1,int ar[],int s2) { int h=1; for(int i=0;i<s1;i++) { cout<<h<<".{"; for(int j=0;j<s2;j++) { if(aray[i][j]=='1') { cout<<ar[j]<<","; } } cout<<"}"<<endl; h++; } } int main() { int size; cin>>size; int g=size; int ar[10]; for(int i=0;i<size;i++) cin>>ar[i]; int s1; s1=power(2,size); char aray[50][10]; strcpy(aray[0],"0"); strcpy(aray[1],"1"); int b=0; int j=0; while(power(2,j+1)<s1) { b=0; j++; for(int i=0;i<power(2,j);i++) { for(int l=0;l<2;l++) { if(l==0) { strcpy(aray[b+power(2,j)],aray[b]); strcat(aray[b+power(2,j)],"0"); } else strcat(aray[b],"1"); } b++; } } print(aray,s1,ar,size); cout<<"press any key for quit"<<endl; getch(); }

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