#include <bits/stdc++.h> using namespace std; #define maxn 500010 #define kolor 100010 #define ll long long #define pb(n) push_back(n) #define mp make_pair #define luk(n,m) for(int i=n; i<m; ++i) #define inf 1000000010 #define mod 1000000007 #define sf second.first #define ss second.second #define ff first.first #define fs first.second #define LOGN 13 int tab[maxn]; int main() { int n,a,maxi=0; scanf("%d", &n); luk(0,n) { scanf("%d", &a); tab[a]++; } luk(0,maxn-10) { if(tab[i]!=0) { maxi=i; tab[i]/=2; tab[i+1]+=tab[i]; } } printf("%d\n", maxi); 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 33 34 35 36 37 38 39 40 41 | #include <bits/stdc++.h> using namespace std; #define maxn 500010 #define kolor 100010 #define ll long long #define pb(n) push_back(n) #define mp make_pair #define luk(n,m) for(int i=n; i<m; ++i) #define inf 1000000010 #define mod 1000000007 #define sf second.first #define ss second.second #define ff first.first #define fs first.second #define LOGN 13 int tab[maxn]; int main() { int n,a,maxi=0; scanf("%d", &n); luk(0,n) { scanf("%d", &a); tab[a]++; } luk(0,maxn-10) { if(tab[i]!=0) { maxi=i; tab[i]/=2; tab[i+1]+=tab[i]; } } printf("%d\n", maxi); return 0; } |