#include <iostream>
using namespace std;

char ch;
long n, m, p;

int main (void) {
   cin >> n >> m;
   for (int i= 0; i< m; ++i) {
      cin >> ch >> p;
      switch (ch) {
         case '+': n+= p; break;
         case '-': n-= p; break;
         case '*': n*= p; break;
         case '/': n/= p; break;
         case '%': n%= p; break;
      }      
   }
   cout << n << endl;
   
   return(0);
}