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Chapter5-Q16.c
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Chapter5-Q16.c
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/*
Author is : Ibrahim Halil GEZER
5.16 (Exponentiation ) Write a function integerPower(base, exponent) that returns the value of
base** (exponent)
For example, integerPower( 3, 4 ) = 3 * 3 * 3 * 3. Assume that exponent is a positive, nonzero
integer, and base is an integer. Function integerPower should use for to control the calculation.
Do not use any math library functions.
*/
#include <stdio.h>
int integerPower ( int base , unsigned int exponent ) ;
/// that is unsigned int because we want to pozitive integer
int main ( void )
{ // function main begins execute
int base ;
unsigned int exponent ;
integerPower ( base, exponent ) ;
} // end functioon main
int integerPower ( int base , unsigned int exponent) {
printf ( "Enter the base : " ) ;
scanf ( "%d", &base ) ;
printf ( "Enter the exponent: " ) ;
scanf ( "%u", &exponent ) ;
int i ;
int result = 1 ;
for (i = 1 ; i <= exponent ; i++ ) {
result *=base ;
}
printf ( "%d ** %u is : %d ", base , exponent , result );
int again ;
printf ( "\n\nIf you want calculate again write 1 : " ) ;
scanf ( "%d", &again ) ;
if ( again == 1 )
integerPower ( base, exponent ) ;
else
return 0 ;
}