task 1-6

TASKS/Task 001.c

@@ -1,7 +1,15 @@
-/* Write your program after the comment
+ /* Write your program after the comment
 Write a program that prints the alphabet in lowercase, followed by a new line.
-
 Print all the letters except q and e
-
 use printf
-*/
+*/
+#include <stdio.h>
+
+int main() {
+    char i;
+    for (i = 'a'; i <='z'; ++i)
+    if (i != 'e' && i != 'q')
+    printf("%c", i);
+
+    return 0;
+}

TASKS/Task 002.c

@@ -3,4 +3,17 @@ Write a program that asks and reads the score of a user
 If the score is less than 80, display to the user that they
 are not elgible to be enrolled.
 If the score is greater than or equal 80, they can be enrolled.
-*/
+*/
+#include <stdio.h>
+
+int main() {
+    int score;
+    printf("Enter an integer: ");
+    scanf("%d", &score);
+    if (score < 80) {
+        printf("You are not eligible to enrolled");
+    } else {
+        printf("You are enrolled");
+    }
+    return 0;
+}

TASKS/Task 003.c

@@ -6,4 +6,20 @@ If the number is zero, display 'This is zero'
 
 NOTE: 'userInput' should be the number entered by the user.
 
-*/
+*/
+#include <stdio.h>
+
+int main() {
+    int n;
+    printf("Enter an integer: ");
+    scanf("%d", &n);
+    if (n == 0) {
+        printf("You entered zero\n");
+    }
+    else if (n %2==0) {
+        printf("You entered an even number\n");
+    } else {
+        printf("You entered an odd number\n");
+    }
+    return 0;
+}

TASKS/Task 004.c

@@ -11,4 +11,18 @@ How old are you?: 65
 Output:
 Your name is David and you are 65 years old.
 
-*/
+*/
+#include <stdio.h>
+
+int main() {
+    char n[50];
+    int a;
+//where n represents the name of user, while a represents the user's age
+    printf("Enter Your name: \n");
+    scanf("%s", n);
+    printf("Enter your Age: \n");
+    scanf("%d", &a);
+    printf("Your name is %s and you are %d years old.\n", n, a);
+
+      return 0;
+}

TASKS/Task 005.c

@@ -1,4 +1,14 @@
 /*
  Write a program in C to find the square of any number
 using the function.
-*/
+*/
+#include <stdio.h>
+
+int main() {
+    int num = 6;
+
+    int square = num * num;
+    printf("The square of your number is: %d", square);
+
+    return 0;
+}

TASKS/Task 006.c

@@ -1,4 +1,23 @@
 /*
 Write a program in C to check a given number is even
 or odd using the function.
-*/
+*/
+// Online C compiler to run C program online
+#include <stdio.h>
+void even_or_odd()
+{
+    int num;
+    printf("Enter a number: ");
+    if (scanf("%d", &num))
+    {
+        if (num%2 == 0)
+        printf("%d is an even number\n",num);
+        else
+        printf("%d is an odd number\n", num);
+    }
+}
+int main (void)
+{
+    even_or_odd();
+    return (0);
+}

TASKS/Task 007.c

@@ -2,4 +2,15 @@
 write your solution after the comment
 Write a function that prints the alphabet, in uppercase,
 followed by a new line.
-*/
+*/
+#include <stdio.h>
+void capital_letters()
+{
+    for (char i = 'A'; i <= 'Z'; ++i)
+    printf("%c\n", i);
+}
+int main()
+{
+    capital_letters();
+    return (0);
+}

TASKS/Task 008.c

@@ -1,4 +1,15 @@
 /*write your solution after the comment
 Write a function that prints the alphabet, in lowercase
 followed by a new line.
-*/
+*/
+#include <stdio.h>
+void capital_letters()
+{
+    for (char i = 'a'; i <= 'z'; ++i)
+    printf("%c\n", i);
+}
+int main()
+{
+    capital_letters();
+    return (0);
+}

TASKS/Task 009.c

@@ -2,4 +2,21 @@
 Write a function that checks for lowercase character.
 That is, when passed in an arguments, it checks if the
 argument is lowercase or uppercase.
-*/
+*/
+// Online C compiler to run C program online
+#include <stdio.h>
+void zero_to_14_10x()
+{
+    int x,y;
+    for(x >= 0; x <= 14; ++x)
+    {
+        for(y=0; y<15; y++)
+    printf("%d\n", x);
+    }
+}
+int main() 
+{
+    zero_to_14_10x();
+
+    return 0;
+}

TASKS/Task 010.c

@@ -2,4 +2,15 @@
 Write a function that computes the absolute
 value of an integer.
 Understand what an absolute value is, before attempting it.
-*/
+*/
+#include <stdio.h>
+
+int abs(int x) {
+    return x < 0 ? -x : x;
+}
+
+int main() {
+    int x = -5;
+    printf("The absolute value of %d is %d.\n", x, abs(x));
+    return 0;
+}

TASKS/Task 011.c

@@ -6,4 +6,18 @@ Output should look like this;
 9 x 1 = 9
 9 x 2 = 18
 ... and so on till 12
-*/
+*/
+#include <stdio.h>
+void table_9()
+{
+    int x;
+    int y;
+    if (x = 9)
+    for (y>=0; y<=12; y++)
+    printf("%d X %d = %d\n", x, y,x*y);
+}
+int main()
+{
+    table_9();
+    return 0;
+}

TASKS/Task 012.c

@@ -1,4 +1,36 @@
 /*Write your solution after the comment
 Write a function that adds two integers and prints
 the result.
-*/
+*/
+#include <stdio.h>
+void sum()
+{
+    int x;
+    int y;
+    printf("Enter an integer: ");
+    scanf("%d", &x);
+    printf("Enter another integer you want to add: ");
+    scanf("%d", &y);
+    printf("%d + %d = %d\n", x, y,x+y);
+}
+int main()
+{
+    sum();
+    return 0;
+}
+
+OR
+
+#include <stdio.h>
+void sum()
+{
+    int x;
+    int y;
+    if (x = 9, y=8)
+    printf("%d + %d = %d\n", x, y,x+y);
+}
+int main()
+{
+    sum();
+    return 0;
+}

TASKS/Task 013.c

@@ -3,4 +3,18 @@ Write a function that prints all natural numbers from n to 100,
 followed by a new line.
 That is n is your argument, it should print from any number
 passed as argument till 100.
-*/
+*/
+#include <stdio.h>
+void nat()
+{
+    int n;
+    printf("Enter an integer: ");
+    scanf("%d", &n);
+    for (n >=n; n<=100; n++)
+    printf("%d\n", n);
+}
+int main()
+{
+    nat();
+    return 0;
+}