Password Generator

function passwordGenerator(input) {
    let a = Number(input[0]);
    let b = input[1].charCodeAt(0);
    let c = input[2].charCodeAt(0);
    let d = Number(input[3]);
    let e = Number(input[4]);
    let f = Number(input[5]);
    let counter = Number(input[6]);

    for (let i = 1; i <= a; i++) {
        for (let j = 65; j <= b; j++) {
            for (let k = 97; k <= c; k++) {
                for (let l = 1; l <= d; l++) {
                    for (let m = 1; m <= e; m++) {
                        for (let n = 1; n <= f; n++) {
                            if (--counter == 0) {
                                console.log(`${ i}${ String.fromCharCode(j)}${ String.fromCharCode(k)}${ l}${ m}${ n}`);
                                break;
                            }
                        }
                        if (counter == 0) {
                            break;
                        }
                    }
                    if (counter == 0) {
                        break;
                    }
                }
                if (counter == 0) {
                    break;
                }
            }
            if (counter == 0) {
                break;
            }
        }
        if (counter == 0) {
            break;
        }
    }
    console.log("No password on this position");
}

Решение c process.exit(0)

function passwordGenerator(input) {
    let a = Number(input[0]);
    let b = input[1].charCodeAt(0);
    let c = input[2].charCodeAt(0);
    let d = Number(input[3]);
    let e = Number(input[4]);
    let f = Number(input[5]);
    let counter = Number(input[6]);

    for (let i = 1; i <= a; i++) {
        for (let j = 65; j <= b; j++) {
            for (let k = 97; k <= c; k++) {
                for (let l = 1; l <= d; l++) {
                    for (let m = 1; m <= e; m++) {
                        for (let n = 1; n <= f; n++) {
                            if (--counter == 0) {
                                console.log(`${ i}${ String.fromCharCode(j)}${ String.fromCharCode(k)}${ l}${ m}${ n}`);
                                process.exit(0);
                            }
                        }
                    }
                }
            }
        }
    }
    console.log("No password on this position");
}