bombNumbers

function bombNumbers (mainArr, bombArr) {
    let bomb = bombArr[0];
    let range = bombArr[1];

    for (let i = 0; i < mainArr.length; i++) {
        let num = mainArr[i];
        if (num === bomb && i === 0) {
            mainArr.splice(0, range + 1);
        } else if (num === bomb) {
            let index = i - range;
            if (index < 0) {
                index = 0;
            }
            mainArr.splice(index, range + range + 1);
            i = -1;
        }
    }
    if (mainArr.length === 0) {
        console.log(0);
    } else {
        console.log(mainArr.reduce((a, b) => a + b));
    }
}