#include<iostream>
#include<bits/stdc++.h>
using namespace std;
int main()
{
    FILE *F;
    F=fopen("simple.in","rt");
    int a,b,cntr=0;
    bool fl=0;
    fscanf(F,"%d %d",&a,&b);
    fclose(F);
    F=fopen("simple.out","wt");
    if(a%b!=0)return 0;
    else
    {
        a/=b;
        if(a%2==1)fl=1;
        cntr=a/2+1+fl;
        fprintf(F,"%d\n",cntr);
        fprintf(F,"y = x * x\n");
        fprintf(F,"z = x * x\n");
        a-=2;
        while(a>2)
        {
            fprintf(F,"z = z * y\n");
            a-=2;
        }
        if(fl==1)fprintf(F,"x = z * x\n");
        else fprintf(F,"x = z * y\n");
    }
    return 0;
}