Tasks done

06-conditional-statements.c

@@ -17,6 +17,22 @@ Practice Program
 Check if a number is negative
 */
 
+#include <stdio.h>
+
+int main()
+{
+    int n;
+    printf("Enter a number\n");
+    scanf("%d", &n);
+
+    if (n < 0) 
+    {
+        printf("%d is a negative number\n", n);
+    }
+
+
+
+
 /*
 
 C if...else Statement
@@ -42,6 +58,23 @@ Practice Program
 Check whether a number is odd or even
 */
 
+
+    int p;
+    printf("Enter a number\n");
+    scanf("%d", &p);
+
+    if (p % 2 == 0) 
+    {
+        printf("%d is an even number\n", p);
+    }
+
+    else
+    {
+        printf("%d is an odd number\n", p);
+    }
+return (0);
+}
+
 /*
 C if...else Ladder
 The if...else statement executes two different codes depending
@@ -70,4 +103,10 @@ else {
 Practice Program
 Program to relate two integers using ==, > or < symbol
 
-*/
+
+
+=*=*=*=*=*=  Please explain this practice task  =*=*=*=*=*=*=
+
+
+
+*/

07-loops.c

@@ -33,6 +33,20 @@ Print Numbers 1 - 10
 Calculate the sum
 */
 
+#include <stdio.h>
+
+int main()
+{
+    int sum = 0;
+
+    for ( int i = 1; i <= 10; ++i)
+    {
+        printf("%d ", i);
+        sum += i;
+    }
+
+    printf("\nsum = %d\n", sum);
+
 /*
 C while loop
 The syntax of the while loop is:
@@ -51,6 +65,14 @@ Practice Program
 Print Numbers 1 - 10
 */
 
+int n = 0;
+
+    while (n < 10)
+    { 
+        ++n;
+        printf("%d ", n);
+    }
+
 /*
 do...while loop
 The do..while loop is similar to the while loop with one important
@@ -72,4 +94,24 @@ How do...while loop works?
 
 Practice Program
 Ask for correct input continously
-*/
+*/
+
+
+int num;
+    printf("Enter a number from 1 to 3\n");
+    scanf("%d", &num);
+
+        do 
+        {
+            printf("Enter the correct input\n");
+            scanf("%d", &num);
+        }
+        while (num > 3);
+
+    if (num < 3)
+        printf("%d is correct", num);
+
+
+return (0);
+
+}

08-Ternary-Operator.c

@@ -16,4 +16,18 @@ Syntax
 condition ? value_if_true : value_if_false
 
 Ternary operator can also be nested
-*/
+*/
+
+#include <stdio.h>
+
+int main()
+{
+    int num;
+
+   printf("Enter a number\n");
+   scanf("%d",&num);
+
+   num % 2 == 0 ? printf("%d is an even number", num) : printf("%d is an odd number", num);
+
+return (0);
+}

09-Nested-Loops.c

@@ -34,6 +34,32 @@ Practice Problem
 FizzBuzz
 */
 
+
+#include <stdio.h>
+
+int main(void)
+{
+	int i;
+
+	for (i=1; i<=100; i++)
+	{
+		if (i%15 == 0)	
+			printf ("FizzBuzz\t");
+
+		else if (i%3 == 0)
+			printf("Fizz\t");				
+
+		else if (i%5 == 0)					
+			printf("Buzz\t");				
+
+		else		
+			printf("%d\t", i);				
+	}
+
+	return 0;
+}
+
+
 /*
 int n = 6;// variable declaration  
    //printf("Enter the value of n :");  
@@ -46,4 +72,4 @@ int n = 6;// variable declaration
        }  
        printf("\n");  
    }
-*/
+*/

10-Break-and-Continue.c

@@ -44,4 +44,4 @@ for (i = 0; i < 10; i++) {
   printf("%d\n", i);
 }
 
-*/
+*/

11-Switch-Statement.c

@@ -33,4 +33,53 @@ The default clause inside the switch statement is optional.
 
 Practice Program
 Create a calculator
-*/
+*/
+
+#include <stdio.h>
+
+int main()
+{
+
+    double n1, n2, result;
+    char opp;
+
+
+    scanf("%c", &opp);
+    scanf("%lf %lf", &n1, &n2);
+
+     /*if (opp != '*' && opp != '+' && opp != '%' && opp != '-')
+    {
+        printf("Enter a valid operator");
+        scanf("%c", &opp);
+    }*/
+
+
+    switch (opp)
+    {
+        case '+':
+            result = n1 + n2;
+            printf("%lf", result);
+        break;
+
+
+        case '-':
+            result = n1 - n2;
+            printf("%lf", result);
+        break;
+
+        case '/':
+            result = n1 / n2;
+            printf("%lf", result);
+        break;
+
+        case '*':
+            result = n1 * n2;
+            printf("%lf", result);
+        break;
+
+        default:
+            printf("Enter a valid operator");
+    }
+
+return (0);
+}

TASKS/Task 001.c

@@ -4,4 +4,20 @@ 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() 
+{
+
+
+    for ( char i = 'a'; i <= 'z' ; i++)
+    {
+        if (i != 'e' && i != 'q')
+        {
+            printf("%c\n", i);
+        }
+    }
+return (0);
+}

TASKS/Task 002.c

@@ -3,4 +3,26 @@ 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 your score\n");
+    scanf("%d", &score);
+
+    if (score >= 80)
+    {
+        printf("You are eligible to enrole");
+    }
+    else
+    {
+        printf("you are not eligible to enrole");
+    }
+
+
+    return (0);
+}

TASKS/Task 003.c

@@ -6,4 +6,36 @@ 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 num;
+
+printf("Enter a number\n");
+scanf("%d", &num);
+
+   if (num >= 1)
+   {
+       if (num % 2 == 0)
+       {
+           printf("%d is Odd number", num);
+       }
+       else
+       {
+           printf("%d is Even number", num);
+       }
+   }
+   else if (num == 0)
+   {
+       printf("This is zero");
+   }
+   else
+   {
+       printf("\"Error!\" Enter a positive number");
+   }
+
+return (0);
+}

TASKS/Task 004.c

@@ -11,4 +11,21 @@ How old are you?: 65
 Output:
 Your name is David and you are 65 years old.
 
-*/
+*/
+
+
+#include <stdio.h>
+
+int main()
+{
+    char age[5], name[10];
+
+    printf("What is your name:\n");
+    scanf("%s", &name);
+    printf("How old are you\n");
+    scanf("%s", &age);
+
+    printf("Your name is %s and you are %s years old.", name, age);
+
+return (0);    
+}

TASKS/Task 005.c

@@ -1,4 +1,20 @@
 /*
  Write a program in C to find the square of any number
 using the function.
-*/
+*/
+
+#include <stdio.h>
+#include <math.h>
+
+int main() 
+{
+    int x;
+    printf("Enter a number to find the square root\n");
+    scanf("%d", &x);
+
+    float res;
+    res = sqrt(x);   
+    printf (" The square root of %d is: %.2f", x, res); 
+
+    return 0;
+}