题解 | #统计大写字母个数#

const readline = require('readline');

const rl = readline.createInterface({
    input: process.stdin,
    output: process.stdout
});
rl.on('line', function (line) {
    getResult(line)
});
function getResult(data) {
    let result = 0;
    for (let i = 0; i < data.length; i++) {
        const element = data[i];
        if(element.charCodeAt() >=65 && element.charCodeAt() <= 90){
            result++
        }
    }
    console.log(result)
}