#include<stdio.h>
int main()
{
    int first,second;
    if(scanf("%d %d",&first,&second)!=2)
    {
        printf("Invalid input");
        return 0;
    }
    if(first <0 || second <0)
    {
        printf("Invalid input");
    }
    else
    {
        int total=(first*100000)    
    }   
}