Practical - 1 for C

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Question:- 1 Write a C program to print "Hello World!".

    #include <stdio.h>

    #include <conio.h>

    void main ()

    {

        clrscr();

        printf("Hello World!");

        getch();

    }

Question:- 2 Write a C program to demonstrate the concept of new line character

#include <stdio.h>

#include <conio.h>

void main ()

{

    clrscr();

    printf("Hello World! \nI'm from the MSU");

    getch();

}

Question:- 3 Write a C program to demonstrate the concept of different data types

#include <stdio.h>

#include <conio.h>

void main ()

{

    // clrscr();

    int a;

    float b;

    char c;

    double d;

    printf("Enter a integer");

    scanf("%d \n" , a);

    printf("Enter a float");

    scanf("%f \n" , b);

    printf("Enter a character");

    scanf("%c \n" , c);

    printf("Enter a double");

    scanf("%f \n" , d);

    getch();

}

Question:- 4 Write a C program to demonstrate the concept of scanf function

#include <stdio.h>

#include <conio.h>

void main ()

{

    clrscr();

    int num;

    printf("Enter your number: \n");

    scanf("%d", &num);

    getch();

}

Question:- 5 Write a C program to read one number and display it.    

#include <stdio.h>

#include <conio.h>

void main ()

{

    clrscr();

    int num;

    printf("Enter your number: \n");

    scanf("%d", &num);

    printf("%d\n", num);

    getch();

}