C Programming Absolute Beginner's Guide (3rd Edition)

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// Example program #1 from Chapter 21 of Absolute Beginner's Guide
// to C, 3rd Edition
// File Chapter21ex1.c
/* This program creates an array of 10 game scores for a basketball
player.
The scores from the first six games are in the program and the
scores From the last four are inputted by the user. */
#include <stdio.h>

main()
{
int gameScores[10] = {12, 5, 21, 15, 32, 10};
int totalPoints = 0;
int i;
float avg;
// Only need scores for last 4 games so the loop will cover
// array elements 6-9
for (i=6; i < 10; i++)
{
// Add one to the array number as the user won't think
// of the first game as game 0, but game 1
printf("What did the player score in game %d? ", i+1);
scanf(" %d", &gameScores[i]);
}
// Now that you have all 10 scores, loop through the scores
// to get total points in order to calculate an average.
for (i=0; i<10; i++)
{
totalPoints += gameScores[i];
}
// Use a floating-point variable for the average as it is
// likely to be between two integers
avg = ((float)totalPoints/10);
printf("\n\nThe Player's scoring average is %.1f.\n", avg);
return(0);
}

A sample run through the program follows:


Click here to view code image


What did the player score in game 7? 21
What did the player score in game 8? 8
What did the player score in game 9? 11
What did the player score in game 10? 14
The Player's scoring average is 14.9
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