qdwdqw

#include <bits/stdc++.h>
using namespace std;
char s[300],v[]="0123456789";
int main()
{
    cin.get(s,300);
    for(i=0;i<strlen(s);i++)
    {
        if(s[i]=='*' and ok==0)
        {
            j=i-1;
            nr=0;
            p=1;
            while(strchr(v,s[j])!=0)
            {
                t=s[j]-'0';
                nr=t*p+nr;
                p*=10;
            }
            sum=nr;
            j=i+1;
            p=1;
            nr=0;
            while(strchr(v,s[j])!=0)
            {
                t=s[j]-'0';
                nr=nr*10+t;
                p*=10;
            }
            sum=sum*nr;
            ok=1;
        }
        if(s[i]=='*' and ok==1)
        {

        }
    }
    return 0;
}