Submission #1243970

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Source Code Expand

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

class Program {
    static void Main(string[] args) {
        new Calc().Solve();
        return;
    }

    public class Calc {
		int N;
        public void Solve() {
			N = ReadLine<int>();
			var a = ReadLine<int>(' ');
			int sum = 0;
			//for (int i = 0; i < N; i++) {
			//	for (int k = i; k < N; k++) {
			//		("(" + (i + 1) + "," + (k + 1) + ")").WL();
			//		sum++;
			//		if (k == N - 1) break;
			//		if (a[k] >= a[k + 1]) break;
			//	}
			//}
			//sum.WL();
			//sum = 0;
			bool[] dp = Enumerable.Repeat(false, N - 1).ToArray();
			for (int i = 0; i < N-1; i++) {
				dp[i] = a[i] < a[i + 1];
			}
			for (int i = 0; i < N; i++) {
				sum++;
				for (int k = i; k < N - 1 && dp[k]; k++) sum++;
			}
			sum.WL();
			return;
		}
	}

    public static T[] ReadLine<T>(params char[] separators) {
        return Console.ReadLine()
            .Split(separators)
            .Where(_ => _.Length > 0)
            .Select(_ => (T)Convert.ChangeType(_, typeof(T)))
            .ToArray();
    }
	public static T ReadLine<T>() {
		return (T)Convert.ChangeType(Console.ReadLine(), typeof(T));
	}
    public static List<T> ReadLines<T>(int N) {
        List<T> rt = new List<T>();
        for (int i = 0; i < N; i++) {
            T item = (T)Convert.ChangeType(Console.ReadLine(), typeof(T));
            rt.Add(item);
        }
        return rt;
    }
}
public static class Utils {
    public static void WL(this object obj) {
        Console.WriteLine(obj);
    }
	public static string Docking<T>(this IEnumerable<T> collection,Func<T,string> filter = null) {
		StringBuilder sb = new StringBuilder();
		foreach (var item in collection) {
			string str = filter != null ? filter(item) : item.ToString();
			sb.Append(str);
		}
		return sb.ToString();
	}
	public static string RangeDocking<T>(this IEnumerable<T> collection,
		int start,int end,Func<T,string> filter = null) {
		if (start > collection.Count()) throw new IndexOutOfRangeException();
		if (end < 0) throw new IndexOutOfRangeException();
		StringBuilder sb = new StringBuilder();
		for (int i = start; i < end; i++) {
			string str = filter != null ? filter(collection.ElementAt(i)) : collection.ElementAt(i).ToString();
			sb.Append(str);
		}
		return sb.ToString();
	}
	public static void WriteLineAll<T>(this IEnumerable<T> collection) {
		foreach (var item in collection) {
			item.WL();
		}
	}
}

Submission Info

Judge Result