#include<bits/stdc++.h> using namespace std; #define MAXN 250000 int n; int arr[MAXN]; int solve() { int maxi = 0; for(int i=0;i<MAXN-1;i++) { maxi = arr[i] > 0 ? i: maxi ; arr[i+1] += arr[i] >> 1; } return maxi; } int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); cin >> n; for(int i=0;i<n;i++) { int tmp; cin >> tmp; arr[tmp]++; } cout << solve() << "\n"; return 0; }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 | #include<bits/stdc++.h> using namespace std; #define MAXN 250000 int n; int arr[MAXN]; int solve() { int maxi = 0; for(int i=0;i<MAXN-1;i++) { maxi = arr[i] > 0 ? i: maxi ; arr[i+1] += arr[i] >> 1; } return maxi; } int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); cin >> n; for(int i=0;i<n;i++) { int tmp; cin >> tmp; arr[tmp]++; } cout << solve() << "\n"; return 0; } |