#include <cstdio> #define MX 210000 int coins[MX]; int main(){ int n; scanf("%d", &n); for(int i=0; i<n; i++){ int c; scanf("%d", &c); coins[c]++; } int mx = 0; for(int i=0; i<MX-1; i++){ coins[i+1] += coins[i]/2; if(coins[i]) mx = i; } printf("%d\n", mx); }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 | #include <cstdio> #define MX 210000 int coins[MX]; int main(){ int n; scanf("%d", &n); for(int i=0; i<n; i++){ int c; scanf("%d", &c); coins[c]++; } int mx = 0; for(int i=0; i<MX-1; i++){ coins[i+1] += coins[i]/2; if(coins[i]) mx = i; } printf("%d\n", mx); } |