Resistance Calculator

#include<stdio.h>

#include<math.h>

int main (void)

{

int i, n, r, s;

double rt = 0.0;

printf( "How many Resistor you want ( less than 5 ) :" );

scanf( "%d", &n);

printf( "Do want them Parellel or series\n 1 Parallel\n 2 Series\n" );

scanf( "%d", &s);

swith (s){

case 1:

for ( i = 1; i <= n; i++ ) {

printf( "R%d =",i );

scanf( "%d", &r );

rt = rt + pow ( r, -1 );

}

printf( "the total resistance Rt = %2.2f", 1/rt );

break;