高速公路超速惩罚

#include 
#include 

int main()
{
    int m,n;
    double a;
    scanf("%d %d",&m,&n); 
    a=(double)(m-n)*100/(double)n;
    if(a<10||mprintf("OK");
    else if(a<50)
        printf("Exceed %.0f%%. Ticket 200",a);
    else
        printf("Exceed %.0f%%. License Revoked",a);
    printf("\n");
    return 0;
}