TWINE DAVIS 17/U/1837

Question Four a.c

@@ -0,0 +1,7 @@
+int final_array[] = {};
+void addarrays(int array1[], int array2[], int array3[], int n) {
+  int i = 0;
+  for (i = 0; i < n; i++) {
+    array3[i] = array1[i] + array2[i];
+  }
+}

Question Four b.c

@@ -0,0 +1,50 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int array3[] = {};
+int *addarrays(int array1[], int array2[], int n);
+
+int main(void) {
+  int i,n;
+  printf("Enter the size of the arrays: \n");
+  scanf("%d",&n);
+  int array_one[n], array_two[n];
+
+  printf("Enter the first array: \n");
+
+  for ( i = 0; i < n; i++) {
+    scanf("%d", &array_one[i]);
+  }
+
+  printf("Enter the second array: \n");
+
+  for ( i = 0; i < n; i++) {
+    scanf("%d", &array_two[i]);
+  }
+
+  int *p;
+  p = addarrays(array_one, array_two, n);
+  printf("array one: ");
+  for (i=0; i < n; i++){
+  printf("%d,", array_one[i]);
+  }
+  printf("\narray two: ");
+  for (i=0; i < n; i++){
+  printf("%d,", array_two[i]);
+  }
+  printf("\narray3: ");
+  for (i=0; i < n; i++){
+  printf("%d,", p[i]);
+  }
+  return 0;
+}
+
+int *addarrays(int array1[], int array2[], int n) {
+  int i = 0;
+  for (i = 0; i < n; i++) {
+    array3[i] = array1[i] + array2[i];
+  }
+  int *t;
+  t = array3;
+  return t;
+}

Question One.c

@@ -0,0 +1,15 @@
+ /* a program with a fixed bug... */
+ #include <stdio.h>
+ int x = 1;
+ main()
+ {
+    if (x == 1){
+    printf("x equals 1");
+    }
+    else {
+    printf("x does not equal to 1");}
+    return 0;
+
+ }
+
+

Question Three.c

@@ -0,0 +1,31 @@
+//Question 3 (a)
+long ellarian[50];
+
+//Question 3 (b)
+ellarian[49] = 123.456;
+
+//question 3 (c)
+for (x = 0); x < 100; x++)
+//value of x when the statement is complete is 100
+
+//Question 3 (d)
+for(ctr = 2; ctr < 10; ctr += 3)
+ //value of ctr when the statement is complete is 11
+
+//Question 3 (e)
+//while statement to count from 1 to 100 by 3s
+#include <stdio.h>
+int main(){
+ int i;
+ i = 1;
+
+ while(i<= 100)
+{
+     printf("%d\n", i);
+     i += 3;
+}
+}
+//Question 3 (f)
+for (counter = 1; counter < MAXVALUES; counter++ );
+printf("\nCounter = %d", counter);
+//if the for loop is required to execute multiple times, then it wont be able because of the semicolon terminating the for loop

Question Two .c

@@ -0,0 +1,12 @@
+#include <stdio.h>
+void print_msg( void );
+main(){
+print_msg("this is a message to print");
+//the print_msg() function is not supposed to take any arguments but it is being called with a string argument
+return 0;
+}
+void print_msq( void ) //the variable name is wrong,it is supposed to be print_msg instead of print_msq
+{
+    puts("This is a message to print");
+    return 0;//the return 0 statement is not supposed to be there as nothing is meant to be returned
+}

do_it.h

@@ -0,0 +1,6 @@
+#ifndef DO_IT_H
+#define DO_IT_H
+
+float do_it(char p,char q,char z);
+
+#endif

print_a_number.h

@@ -0,0 +1,6 @@
+#ifndef PRINT_A_NUMBER_H__
+#define PRINT_A_NUMBER_H__
+
+void print_a_number(int y);
+
+#endif