CS50 Lab 2: Scrabble

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👀 1 min read 👀

大家好，我是 Cindy，最近跟同事小夥伴相約一起看 CS50 的課程，CS50 (Introduction to Computer Science）是一堂美國哈佛大學知名的通識課程，完全免費，在 edx 或 youtube 或 CS50-Study-Group github 都可以非常容易地看到。

這篇文章是我練習寫 Week 2 的作業(因為不知道要放在哪裡，才不會以後找不到，所以就決定放在部落格啦)，歡迎大家有更好的解法可以一起討論唷～

題目：Lab 2: Scrabble

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#include <cs50.h>
#include <stdio.h>
#include <string.h>
#include <ctype.h>

// Points assigned to each letter of the alphabet
int POINTS[] = {1, 3, 3, 2, 1, 4, 2, 4, 1, 8, 5, 1, 3, 1, 1, 3, 10, 1, 1, 1, 1, 4, 4, 8, 4, 10};

int compute_score(string word);

int main(void)
{
    // Get input words from both players
    string word1 = get_string("Player 1: ");
    string word2 = get_string("Player 2: ");

    // Score both words
    int score1 = compute_score(word1);
    int score2 = compute_score(word2);

    // Print the winner
    if (score1 > score2)
    {
        printf("Player 1 wins!\n");
    } else if (score1 < score2)
    {
        printf("Player 2 wins!\n");
    } else
    {
        printf("Tie!\n");
    }
}

int compute_score(string word)
{
    // Compute and return score for string
    int points = 0;
    for (int i = 0, n = strlen(word); i < n; i++)
    {
        if (isupper(word[i]))
        {
            points += POINTS[word[i] - 65];
        } else if (islower(word[i]))
        {
            points += POINTS[word[i] - 97];
        }
    }
    return points;
}