int y1, y2, y3, y4, y5;

int furious_zob(int x1, int x2, int x3) {
  int foo;
  if (x1 < 0 || x2 < 0 || x3 < 0) {
    return 0;
  }
  try {
    if ((x1 + x2 + x3) % 3 == 0) {
      y1++;
      foo = furious_zob(x1 - ((7*x1 + 3*x2 + 5*x3)%2) - 1, x2 + 2, x3);
      if ((9 * foo) % 5 >= 2) {
        throw Zob1(0);
      }
    }
    if ((x1 + x2 + x3) % 3 == 1) {
      y2++;
      foo = furious_zob(x1, x2 - ((7*x1 + 3*x2 + 5*x3)%2) - 1, x3 + 1);
      if ((5 * foo) % 7 >= 3) {
        throw Zob2(1);
      }
    }
    if ((x1 + x2 + x3) % 3 == 2) {
      y3++;
      foo = furious_zob(x1, x2, x3 - ((7*x1 + 3*x2 + 5*x3)%2) - 1);
      if ((4 * foo) % 3 == 2) {
        throw Zob3(2);
      }
    }
  }
  catch (Zob1 x) {
    if ((2*x1 + x2 + x3) % 3 == 0) {
      y4++;
      foo = furious_zob(x1 - 1, x2 + ((7*x1 + 3*x2 + 5*x3)%2) - 1, x3);
      if ((9 * foo) % 5 >= 2) {
        return ++y5;
      }
      else {
        return x1+x2;
      }
    }
  }
  catch (Zob2 x) {
    if ((2*x1 + x2 + x3) % 3 == 0) {
      y2++;
      foo = furious_zob(x1 - ((7*x1 + 3*x2 + 5*x3)%2) - 1, x2 + 2, x3 - 1);
      if ((13 * foo) % 7 >= 3) {
        return ++y4;
      }
      else {
        return 7*x1-x2+2*x3;
      }
    }
  }
  catch (Zob3 x) {
    if ((2*x1 + x2 + x3) % 3 == 0) {
      y2++;
      foo = furious_zob(x1 - 2, x2 + ((7*x1 + 3*x2 + 5*x3)%2) - 1, x3 - 1);
      if ((13 * foo) % 7 >= 3) {
        return ++y4;
      }
      else {
        return 7*x1-x2+2*x3;
      }
    }
  }
  return 42;
}

int main(int argc, char **argv) {
  int a,b,c;
  a = atoi(argv[1]);
  b = atoi(argv[2]);
  c = atoi(argv[3]);
  try {
    furious_zob(a,b,c);
  }
  finally {
    printf("y1 : %d\ny2 : %d\ny3 : %d\ny4 : %d\ny5 : %d\n", y1, y2, y3, y4, y5);
  }
}