RWEGO NDAHIRO DAVID Reg No: 16/X/2364/PS

QUESTION 1

@@ -0,0 +1,12 @@
+/* Rwego Ndahiro David
+reg no: 16/X/2364/PS*/
+#include <stdio.h>
+int x = 1;
+main()
+{
+if(x==1)
+printf ("x equals 1");
+else
+printf ("x does not equal 1");
+return 0;
+}

QUESTION 2

@@ -0,0 +1,20 @@
+
+/*Rwego Ndahiro David
+Reg No: 16/X/2364/PS
+ANSWER OF QUESTION 2:
+I)	 (do_it.h)*/
+
+#ifndef DO_IT_H
+#define DO_IT_H
+float do_it(char x, char y, char z);
+#endif // DO_IT_H
+
+//II)	  (print_a_number.h)
+#ifndef PRINT_A_NUMBER_H
+#define PRINT_A_NUMBER_H
+void print_a_number(int a);
+#endif // PRINT_A_NUMBER_H
+
+/*iii)
+
+The print_msg() function shouldn’t  take any arguments because the main function calls already have one.  */

QUESTION 3

@@ -0,0 +1,28 @@
+// Rwego Ndahiro David
+// Reg No: 16/X/2364/PS
+//Answers of question 3:
+//i)	long values[50];
+
+//ii)	long values[49] = 123.456;
+
+//iii)	x is equal to 99  when the statement is complete
+
+//iv)	The value of ctr is 8  when the statement is complete
+
+
+
+
+//v)
+#include <stdio.h>
+main(){
+int x = 1;
+while(x <= 100){
+//vi)
+  printf("The value of x : %d\n ", x);
+  x += 3;
+}
+}
+//Comment: The X will be counted from 1 to 100 by adding 3
+
+//vii)	We don’t have to put the semicolon to terminate the for loop and the statements for a for loop should be enclosed.
+

QUESTION 4

@@ -0,0 +1,38 @@
+/* Rwego Ndahiro David
+Reg No: 16/X/2364/PS*/
+//ANSWERS:
+//i)
+void addarrays(int array1[], int array2[], int summation_array[], int SIZE)
+{
+ for(int i=0;i<SIZE;i++)
+{
+//ii)
+summation_array[i] = array1[i] + array2[i];
+}
+}
+
+//iii)
+#include <stdio.h>
+int *addarrays(int array1[], int array2[], int SIZE);
+
+main(){
+//iv)
+int array1[] = {1,2,3,4,5};
+
+int array2[] = {6,7,8,9,10};
+
+int *array3 = addarrays(array1, array2, 5);
+
+for(int i=0;i<5;i++) {
+//v)
+     printf("%d \n", array3[i]);
+}
+}
+int *addarrays(int array1[], int array2[], int length){
+ int *destination_array = malloc(length * sizeof(int));
+for(int i=0;i<length;i++){
+//vi)
+destination_array[i] = array1[i] + array2[i];
+}
+return destination_array;
+}