#include<bits/stdc++.h>
using namespace std;
#define ll long long
int main() {
stack<ll>num;
stack<char>ch;
ll n;
char c=0;
//先输入一个数
cin >> n;
num.push(n);
while (c != '\n')
{
//此后输入 一个字符 + 一个数字
c = getchar();
if (c == '\n')
break;
cin >> n;
ch.push(c);
num.push(n);
//先把表达式中乘除法的先算了,然后就剩下加减法了
if (c == '*' || c == '/')
{
ch.pop();
ll x = num.top(); num.pop();
ll y = num.top(); num.pop();
c == '*' ? num.push(x * y) : num.push(y / x);
}
}
//栈中只有加减法的运算了
while (!ch.empty())
{
c = ch.top(); ch.pop();
ll x = num.top(); num.pop();
ll y = num.top(); num.pop();
c == '+' ? num.push(x + y) : num.push(y - x);
}
cout << num.top()%10000 << endl;
return 0;
}