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70 lines
1.7 KiB
C

#include <stdio.h>
#include <stdlib.h>
void getInputArr(int *arrSize, int **arr);
void println(char *printString, float printNum);
int findMax(int arr[], int arrSize);
float calcAverage(int *arr, int arrSize);
int main() {
int arr[] = {10, 20, 30, 40, 50};
int totalArrBytes = sizeof(arr);
int firstArrBytes = sizeof(arr[0]);
int arrSize = totalArrBytes / firstArrBytes;
// Print Lengths for Understanding
println("Total Array Bytes: ", totalArrBytes);
println("First Element Bytes: ", firstArrBytes);
println("Total Length of Array: ", arrSize);
println("Max Element in Array: ", findMax(arr, arrSize));
println("Average of Elements in Array: ", calcAverage(arr, arrSize));
int *myArr;
int myArrSize;
getInputArr(&myArrSize, &myArr);
for (int i = 0; i < myArrSize; i++) {
printf("Element No.%i: %i\n", i, myArr[i]);
}
println("Average of Elements in Dynamic MyArray: ", calcAverage(myArr, myArrSize));
free(myArr);
return 0;
}
void getInputArr(int *arrSize, int **myArr) {
printf("Please Enter Length of Array: \n");
scanf("%i", arrSize);
*myArr = malloc(*arrSize * sizeof(int));
printf("Enter %i Numbers!\n", *arrSize);
for (int i = 0; i < *arrSize; i++) {
scanf("%i", &((*myArr)[i]));
}
}
void println(char *printString, float printNum) {
printf("%s%.2f\n", printString, printNum);
}
int findMax(int arr[], int arrSize) {
int max = arr[0];
for (int i = 1; i < arrSize; i++) {
if (arr[i] >= max) {
max = arr[i];
}
}
return max;
}
float calcAverage(int *arr, int arrSize) {
int sum = 0;
for (int i = 0; i < arrSize; i++) {
sum += arr[i];
}
return (float) sum / arrSize;
}