function maxEnergy( energy ) {
    // write code here
    let dp = []
    dp[0] = energy[0]
    for(let i=1;i<energy.length;i++) {
        if(dp[i-1]>0) {
            dp[i] = dp[i-1] + energy[i]
        }else {
            dp[i] = energy[i]
        }
    }
    let res = dp[0]
    for(let i=1;i<dp.length;i++) {
        res = Math.max(res,dp[i])
    }
    return res
}