C_U1p5.c

#include <stdio.h> #include <conio.h> void main() { float firstNumber, secondNumber, temporaryVariable; printf("Enter first number: "); scanf("%f", &firstNumber); printf("Enter second number: "); scanf("%f",&secondNumber); // Value of firstNumber is assigned to temporaryVariable temporaryVariable = firstNumber; // Value of secondNumber is assigned to firstNumber firstNumber = secondNumber; // Value of temporaryVariable (which contains the initial value of firstNumber) is assigned to secondNumber secondNumber = temporaryVariable; printf("\nAfter swapping, firstNumber = %f\n", firstNumber); printf("After swapping, secondNumber = %f", secondNumber); getch(); }