#include <iostream> #include<vector> using namespace std; int main() { //1.读入数据 int n,q; cin>>n>>q; vector<int> arr(n+1); for(int i = 1;i<=n;i++) cin>>arr[i]; //2.预处理出一个前缀和数组 vector<long long> dp(n+1); for(int i = 1;i<=...
