Submission #1698679

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Source Code Expand

import std.algorithm;
import std.array;
import std.ascii;
import std.container;
import std.conv;
import std.format;
import std.math;
import std.range;
import std.stdio;
import std.string;
import std.typecons;

void main()
{
  int n = readln.chomp.to!int;
  long min = 1;
  long sum = readln.chomp.to!long - 1;
  foreach (i; 1..n) {
    long a = readln.chomp.to!long;
    sum += (a - 1) / (min + 1);
    
    if (min + 1 == a) {
      min++;
    }
  }
  sum.writeln;
}

Submission Info

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