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Initial commit of lecture code

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This commit is contained in:
Louise Brown
2022-04-07 16:58:01 +01:00
commit 5b205092a7
60 changed files with 2413 additions and 0 deletions
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33
LC15/pointer_to_array_1.c Normal file
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#include <stdio.h>
#include <stdlib.h>
int main(void) // Main : Execution starts here...
{
// Define variables - pre-populate the array
int MyArray[10] = {12,34,23,11,8,19,6,44,9,16};
int *pArray = &MyArray[0];
int i;
// Direct from the array
printf ("Directly from the array\n");
for ( i = 0 ; i < 10 ; i++ )
printf ("Item %d contains value %d\n",i,MyArray[i]);
// Pointer approach 1
printf ("Pointer method 1\n");
for ( i = 0 ; i < 10 ; i++ )
printf ("Item %d contains value %d\n", i, pArray[i] );
printf ("Pointer method 1\n");
for ( i = 0 ; i < 10 ; i++ )
printf ("Item %d contains value %d\n", i, *(pArray+i) );
printf ("Pointer method 2 (only works for moving sequentially\n");
for ( i = 0 ; i < 10 ; i++ )
printf ("Item %d contains value %d\n", i, *pArray++ );
// Exit the application
return 0;
}

33
LC15/pointer_to_array_2.c Normal file
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#include <stdio.h>
#include <stdlib.h>
int main(void) // Main : Execution starts here...
{
// Define variables - pre-populate the array
int MyArray[10] = {12,34,23,11,8,19,6,44,9,16};
int *pArray = &MyArray[0];
int i;
// Direct from the array
printf ("Directly from the array\n");
for ( i = 0 ; i < 10 ; i++ )
printf ("Item %d contains value %d\n",i,MyArray[i]);
// Pointer approach 1
printf ("Pointer method 1\n");
for ( i = 0 ; i < 10 ; i++ )
printf ("Item %d contains value %d\n", i, pArray[i] );
printf ("Pointer method 1\n");
for ( i = 0 ; i < 10 ; i++ )
printf ("Item %d contains value %d\n", i, *(pArray+i) );
printf ("Pointer method 2 (only works for moving sequentially\n");
for ( i = 0 ; i < 10 ; i++ )
printf ("Item %d contains value %d\n", i, *pArray++ );
// Exit the application
return 0;
}

33
LC15/pointer_to_array_examples.c Normal file
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#include <stdio.h>
#include <stdlib.h>
int main(void) // Main : Execution starts here...
{
// Define variables - pre-populate the array
int MyArray[10] = {12,34,23,11,8,19,6,44,9,16};
int *pArray = &MyArray[0];
int i;
// Direct from the array
printf ("Directly from the array\n");
for ( i = 0 ; i < 10 ; i++ )
printf ("Item %d contains value %d\n",i,MyArray[i]);
// Pointer approach 1
printf ("Pointer method 1\n");
for ( i = 0 ; i < 10 ; i++ )
printf ("Item %d contains value %d\n", i, pArray[i] );
printf ("Pointer method 1\n");
for ( i = 0 ; i < 10 ; i++ )
printf ("Item %d contains value %d\n", i, *(pArray+i) );
printf ("Pointer method 2 (only works for moving sequentially\n");
for ( i = 0 ; i < 10 ; i++ )
printf ("Item %d contains value %d\n", i, *pArray++ );
// Exit the application
return 0;
}