Submission #958713

#TimeUsernameProblemLanguageResultExecution timeMemory
958713aegHomecoming (BOI18_homecoming)C++17
Compilation error
0 ms0 KiB
#include <bits/stdc++.h> #include "homecoming.h" using namespace std; int64_t solve(int n, int k, int *a, int *b){ int64_t ret = 0; int64_t maxi, cur, cost, nextcost; for(int it = 1; it <= 2; it++){ cost = accumulate(b, b + k, 0ll); cur = a[0] - cost; maxi = (it == 1 ? INT64_MIN : 0); maxi = max(maxi, cur); for(int i = 1; i < n; i++){ if(it == 2) nextcost = b[i + k - 1 - n]; else if(i + k - 1 < n) nextcost = b[i + k - 1]; else nextcost = 0; cost -= b[i - 1]; cur = max(a[i] + cur - nextcost, a[i] - (cost + nextcost) + maxi); cost += nextcost; maxi = max(maxi, cur); } ret = max(maxi, ret); } return ret; }

Compilation message (stderr)

homecoming.cpp:6:9: error: ambiguating new declaration of 'int64_t solve(int, int, int*, int*)'
    6 | int64_t solve(int n, int k, int *a, int *b){
      |         ^~~~~
In file included from homecoming.cpp:2:
homecoming.h:4:11: note: old declaration 'long long int solve(int, int, int*, int*)'
    4 | long long solve(int N, int K, int *A, int *B);
      |           ^~~~~