7. input and output functions
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This document discusses input and output functions in C programming and integers. It provides examples of using format specifiers like %d to print integers. It shows how to declare, assign, and perform math operations on integers. It also demonstrates getting input from the user using scanf and printing output with printf. The document ends by prompting the reader to write a program to calculate simple interest by getting principal, rate, and time inputs from the user.
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Ex.5 Write a program which deletes an element from an array & display all other elements.
Ex.6 Write a program to calculate XA+YB where A & B are matrix & X=2, Y=3.
Ex.7 Write a program to calculate the total amount of money in the piggy bank, given that coins of Rs.10, Rs.5, Rs.2, RS.1.
& many more.....
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7. input and output functions
- 1. Input and output functions By: Er. Aman Kumar
- 2. #include<stdio.h> #include<conio.h> void main(void) { clrscr(); printf(“%d is a number”,4+4); getch(); } way2ITech
- 3. • %d is a format specifier, used to indicate integers. • Integer is a Data Type, used to represent non decimal numbers. way2ITech
- 4. How we use an Integer in C Program #include<stdio.h> #include<conio.h> void main(void) { clrscr(); int d; d=84; printf(“%d is a number”,d); getch(); } way2ITech
- 5. • We can use mathematical manipulations/ calculations with integers, some of the examples are given: way2ITech
- 6. #include<stdio.h> #include<conio.h> void main(void) { clrscr(); int d; d=84+2; printf(“%d is a number”,d); getch(); } way2ITech
- 7. #include<stdio.h> #include<conio.h> Int main() { clrscr(); int d; d=84; printf(“%d is a number”,d+2); getch(); return 0; } way2ITech
- 8. #include<stdio.h> #include<conio.h> void main(void) { clrscr(); int d=84, e=50, f; f=d+e; printf(“%d is a number”,f); getch(); } way2ITech
- 9. #include<stdio.h> #include<conio.h> void main(void) { clrscr(); int d=84, e=50, f; f=d-e; printf(“%d is a number”,f); getch(); } way2ITech
- 10. way2ITech
- 11. Getting input from User #include<stdio.h> #include<conio.h> void main(void) { clrscr(); int a; printf(”Please type a number:”); scanf(“%d”,&a); printf(“You typed %d”, a ); getch(); } way2ITech
- 12. #include<stdio.h> #include<conio.h> void main(void) { clrscr(); int a,b; printf(”Please type two numbers:”); scanf(“%d%d”,&a,&b); printf(“You typed %d and %d”, a , b ); getch(); } way2ITech
- 13. Task • Write a Program, that gets principal, rate and time from user and fine Simple Interest way2ITech