#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
int main()
{
    int m, n, i, sum = 0;
    bool plus = true;
    scanf("%d", &m);
    scanf("%d", &n);
    for(i = m; i <= n; i++)
    {
            sum = sum + (m * n);
            if(!plus)
            {
                putchar('+');
            }
            printf("%d*%d", m, n);
            plus = false;
    }
    printf("=%dn", sum);
    return 0;
}