Scribblings
Tuesday, November 22, 2011
Printing all combinations of given array of Strings
public static void comb(String[] a){
int n=a.length;
for(int i=1;i<Math.pow(2, n);i++){
int pos=0;
int j=i;
while(j!=0){
if((j & 1)==1){
System.out.print(a[pos]);
}
pos++;
j=j>>1;
}
System.out.println("");
}
}
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