#include<stdio.h>

void main(){
	int i,n,j;
	scanf("%d",&n);
	
	for(i=1;i<=n*1.0/3;i++){
		for(j=i;j<=(n-i)/2;j++){
				printf("%d=%d+%d+%d\n",n,i,j,n-i-j);
		}
	}	
}
/**************************************************************
	Problem: 1516
	User: admin
	Language: C
	Result: Accepted
	Time:14 ms
	Memory:1144 kb
****************************************************************/