Maximise the Subsequence Sum Problem Code: SIGNFLIP Codechef Solution
Maximise the Subsequence Sum Problem Code: SIGNFLIP Solution In C++ #include<bits/stdc++.h> #include<cstring> using namespace std; #define FastIO ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); #define Mod 1000000007 #define ll long long #define vi vector<ll> #define pb push_back #define F first #define S second #define all(v) (v).begin(),(v).end() #define pii pair<ll,ll> #define vii vector<pii> #define calc_fact(n) tgamma(n+1) #define inf LONG_LONG_MAX #define mod 3e5 #define ar array #define mp make_pair; ll power(ll x, ll y) { ll res = 1; while (y) { if (y % 2 == 1) res = (res * x); y = y >> 1; x = (x * x); } return res; } int digitCount(ll n) { int count = 0; while(n) { count++; n = n/10; } return count; } ll is_prime(ll n) { for(ll i=2; i*i <= n; i++) { if(n%i == 0) return false; } return true; } long long int lastDigit(ll n)
