#include <bits/stdc++.h>
int x[5000], y[5000], p[5000], a[5000], f[3000][3000];
char s[5000];
int main() {
  scanf("%s", s);
  int n = strlen(s), m = 0, t = 0;
  if (s[0] == '*' || s[0] == '/') {
    puts("0");
    return 0;
  }
  for (int i = 0; i < n; i++)
    if (!isdigit(s[i])) {
      t++;
      if (s[i + 1] == '*' || s[i + 1] == '/' || i + 1 == n) {
        puts("0");
        return 0;
      }
    } else if (t || !i)
      a[m++] = t - 1, t = 0;
  a[n = 0]++;
  for (int i = 0; i < m; i++) {
    p[i] = n;
    for (int j = a[i]; j >= 0; j--) x[n] = i, y[n++] = j;
  }
  for (int i = n - 1; i >= 0; i--) {
    f[i][x[i]] = 1;
    for (int j = x[i] + 1; j < m; j++) {
      if (y[i]) f[i][j] = f[i + 1][j];
      long long g = 0;
      for (int k = x[i]; k < j; k++) g += 1ll * f[i][k] * f[p[k + 1]][j];
      f[i][j] = (f[i][j] + g) % 1000003;
    }
  }
  printf("%d\n", f[0][m - 1]);
}
