#include <stdio.h>
	fuga( x, y){
	int	xy=1,i;
		if(y==0){
			return 1;
		}
		else{ 
			for(i=0;i<y;i++){
				xy=xy*x;
			}
			return xy+fuga(x,y-1);
	}
}
	int main(void) {
	int x=2;
	int y=3;
 
	return 0;
}
 
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