#include <cstdio>
int tab[201818];
int main()
{
int n, x;
scanf("%d", &n);
for(int i = 0; i < n; i++)
{
scanf("%d", &x);
tab[x]++;
}
int res = 0;
for(int i = 0; i <= 201800; i++){
int y = tab[i]/2;
tab[i+1] += y;
if(tab[i] > 0) res = i;
}
printf("%d\n", res);
return 0;
}
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | #include <cstdio> int tab[201818]; int main() { int n, x; scanf("%d", &n); for(int i = 0; i < n; i++) { scanf("%d", &x); tab[x]++; } int res = 0; for(int i = 0; i <= 201800; i++){ int y = tab[i]/2; tab[i+1] += y; if(tab[i] > 0) res = i; } printf("%d\n", res); return 0; } |
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