⭐️⭐️⭐️⭐️⭐️ # 題目敘述 (This problem is an interactive problem.) You may recall that an array arr is a mountain array if and only if: arr.length >= 3 There exists some i with 0 < i < arr.length - 1 such that: arr[0] < arr[1] < ... < arr[i - 1] <...

🌕🌗🌑🌑🌑 # 題目連結 題目連結 Online Judge uDebug # 題目說明 Time limit: 3.000 seconds # 題目 Substitution cyphers are the simplest of cyphers where the letters of one alphabet are substituted for the letters of another alphabet. In one form or another, they’ve been in use for over 2000 years. # Input The...

🌕🌗🌑🌑🌑 # 題目連結 題目連結 Online Judge uDebug # 題目說明 Time limit: 3.000 seconds # 題目 The standard interpretation of the binary number 1010 is 8 + 2 = 10 . An alternate way to view the sequence “1010” is to use Fibonacci numbers as bases instead of powers of two. For this problem, the terms of the...

🌕🌑🌑🌑🌑 # 題目連結 題目連結 Online Judge uDebug # 題目說明 Time limit: 3.000 seconds # 題目 As chief engineer of the Starship Interprize, the task of repairing the hyperstellar, cubic, transwarpedout software has fallen on your shoulders. Simply put, you must compute the volume of the intersection of...

🌕🌗🌑🌑🌑 # 題目連結 題目連結 Online Judge uDebug # 題目說明 Time limit: 3.000 seconds # 題目 Write a program that finds and displays all pairs of 5-digit numbers that between them use the digits 0 through 9 once each, such that the first number divided by the second is equal to an integer N, where 2 ≤ N ≤ 79...

⭐️⭐️⭐️ # 題目敘述 Given an array of integers nums sorted in non-decreasing order, find the starting and ending position of a given target value. If target is not found in the array, return [-1, -1] . You must write an algorithm with O(log n) runtime complexity. # Example 1 Input: nums = [5,7,7,8,8,10],...

🌕🌑🌑🌑🌑 # 題目連結 題目連結 Online Judge uDebug # 題目說明 Time limit: 3.000 seconds # 題目 A friend of you has just bought a new computer. Until now, the most powerful computer he ever used has been a pocket calculator. Now, looking at his new computer, he is a bit disappointed, because he liked the...

🌕🌑🌑🌑🌑 # 題目連結 題目連結 Online Judge uDebug # 題目說明 Time limit: 3.000 seconds # 題目 One of the preferred kinds of entertainment of people living in final stages of XX century is filling in the crosswords. Almost every newspaper and magazine has a column dedicated to entertainment but only amateurs...

🌕🌑🌑🌑🌑 # 題目連結 題目連結 Online Judge uDebug # 題目說明 Time limit: 3.000 seconds # 題目 Little Bob likes playing with his box of bricks. He puts the bricks one upon another and builds stacks of different height. “Look, I’ve built a wall!”, he tells his older sister Alice. “Nah, you should make all stacks...

🌕🌑🌑🌑🌑 # 題目連結 題目連結 Online Judge uDebug # 題目說明 Time limit: 3.000 seconds # 題目 The medieval interest in mechanical contrivances is well illustrated by the development of the mechanical clock, the oldest of which is driven by weights and controlled by a verge, an oscillating arm engaging with a...