document.addEventListener('DOMContentLoaded', function() {
    // 获取相关元素
    const formItem = document.querySelector('.comment-form-item.c-code');
    const codeInput = formItem.querySelector('input[name="code"]');
    const code1Input = formItem.querySelector('input[name="code1"]');
    const code2Input = formItem.querySelector('input[name="code2"]');
    // 计算并填充验证码
    if (code1Input && code2Input) {
        const num1 = parseInt(code1Input.value) || 0;
        const num2 = parseInt(code2Input.value) || 0;
        codeInput.value = num1 + num2;
    }
});