#include<stdio.h>
void calculate_quotient_remainder(long long n,long long d) {
    if(d==0){
        printf("Invalid input");
        return;
    }
    long long quotient = n / d;
    long long remainder = n % d;
    printf("%lld,%lld",quotient,remainder);
}
int main(){
    long long n,d;
    char input1[20], input2[20];
    if(scanf("%s %s",input1,input2) != 2) {
        printf("Invalid input");
        return 1;
    }
    int valid = 1;
    for(int i = 0;input1[i];i++) {
        if(!(input1[i] >= '0' && input1[i] <= '9')) {
            valid = 0;
            break;
        }
    }
    for(int i = 0;input2[i];i++){
        if(!(input2[i] >= '0' && input2[i] <= '9')) {
            valid = 0;
            break;
        }
}
if(!valid) {
    printf("Invalid input");
    return 1;
}
sscanf(input1,"%11d",&n);
sscanf(input2,"%11d",&d);
calculate_qutient_remainder()
}