class Solution {
public:
/*
* @param nums: A list of integers
* @return: A integer indicate the sum of max subarray
*/
int maxSubArray(vector<int> &nums) {
// write your code here
int s=nums.size();
int res=nums[0];
int cn=0;
for(int i =0;i<s;i++){
cn+=nums[i];
if(res<cn)
res=cn;
if(cn<0)
cn=0;
}
return res;
}
};