#include <iostream> using namespace std; const int MAXN = 1e6+5; int bucket[MAXN]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int n; cin >> n; for (int i = 0; i < n; i++) { int a; cin >> a; bucket[a]++; } int res = 0; for (int i = 0; i <= 300*1000; i++) { if (bucket[i]) res = i; bucket[i+1] += bucket[i]/2; } cout << res << "\n"; }
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 | #include <iostream> using namespace std; const int MAXN = 1e6+5; int bucket[MAXN]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int n; cin >> n; for (int i = 0; i < n; i++) { int a; cin >> a; bucket[a]++; } int res = 0; for (int i = 0; i <= 300*1000; i++) { if (bucket[i]) res = i; bucket[i+1] += bucket[i]/2; } cout << res << "\n"; } |