请查看以下代码。打印时的输出值是多少？

int output = 4;
for (int i = 0; i < 4; i++) {
    if (i % 2 == 0) {
        output += 3;
    }
}
System.out.println("Output is: " + output);
int output = 4;
for (int i = 0; i < 4; i++) {