#include <iostream> using namespace std; int main() { int a,b,max; cin>>a; max=0; int tab[403436]; for (int i=0; i<403436; i++) tab[i]=0; for (int i=0; i<a; i++) { cin>>b; tab[b]++; } for (int i=0; i<a; i++) { if (tab[i]>1) { tab[i+1]=tab[i]/2; tab[i]%=2; max=i+1; } else if (tab[i]==1) max=i; } cout<<max; }
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; int main() { int a,b,max; cin>>a; max=0; int tab[403436]; for (int i=0; i<403436; i++) tab[i]=0; for (int i=0; i<a; i++) { cin>>b; tab[b]++; } for (int i=0; i<a; i++) { if (tab[i]>1) { tab[i+1]=tab[i]/2; tab[i]%=2; max=i+1; } else if (tab[i]==1) max=i; } cout<<max; } |