63. 求字符串中所有整数的最小和

const readline = require('readline');
const rl = readline.createInterface({
    input: process.stdin,
    output: process.stdout,
});

rl.on('line', function(line) {
    const numArr = line.split(/[^\d-]+/);
    let res = 0;
    for(const num of numArr) {
        if (num) {
            if (num.indexOf('-') === -1) {
                res += getNumSum(num);
            } else {
                const isNeg = num.startsWith('-');
                const subNumArr = num.split('-');
                for(let i=0; i<subNumArr.length;i++) {
                    if (subNumArr[i]) {
                        const ele = parseInt(subNumArr[i]);
                        if (i === 0) {
                            res += isNeg ? 0-ele : getNumSum(subNumArr[i]);
                        } else {
                            res -= ele;
                        }
                    }
                }
            }
        }
    }
    console.log(res);
});
function getNumSum(num) {
    let sum = 0;
    for(const c of num) {
        sum += parseInt(c);
    }
    return sum;
}