#include <stdio.h>
#include <stdlib.h>
int main()
{
	int c, rez, br, op, i;
	while (1)
	{
		br = 0;
		rez = 0;
		op = 1;
		c = 0;
		while (1)
		{
			c = getchar();
			if (c >= '0' && c <= '9') br = br * 10 + (c - '0');
			else if (c == '+' || c == '-' || c == '*' || c == '=' || c == '\n')
			{
				if (op == 1)
					rez = rez + br;
				else if (op == 2)
					rez = rez - br;
				else if (op == 3)
					rez = rez*br;
				if (c == '+')
					op = 1;
				else if (c == '-')
					op = 2;

				else if (c == '*')
					op = 3;
				else if (c == '=')
					op = 4;

				else break;

				br = 0;
			}
		}
		printf("Rezultat je %d\n\n", rez);
	}
	return 0;
}