/* * Name: Philip Lanxon * Collaborator(s): * Instructor: Gary Watson * Date: 10/20/06 * Assignment: pgm3 * Description: Calculate the info given about the pumpkin tossing contest. */#include <stdio.h>#include <stdlib.h>#include <math.h>int main(void){ int year1, dist1, year2, dist2; float r1, r2, t1, t2, x, ms1, ms2; double g,h1, v1, h2, v2 ; // t being time v being velocity, g being the accelleration of gravity, and r being the range FILE *fp; fp = fopen("punkindata.txt.", "r"); fscanf(fp, "%d %d %d %d", &year1, &dist1, &year2, &dist2); r1 = dist1; g = pow(9.8039 , 2); x = M_PI/4; //45 degrees is equal to PI/4 v1 = sqrt(g*r1/sin(2*x)); //equation for velocity t1 = (2*v1/g)*sin(x); //equation for time in air h1 = ((pow(v1,2))/(2*g))*(pow(sin(x),2)); //equation for hight ms1 = (v1)/(3.6); //conversion to ms r2 = dist2; v2 = sqrt(g*r2/sin(2*x)); t2 = (2*v2/g)*sin(x); h2 = ((pow(v2,2))/(2*g))*(pow(sin(x),2)); ms2 = (v2)/(3.6); printf("Results from pumpkin tossing contest!\n\n\n\n"); printf("Year\trange\tvelocity(m/s)\tvelocity(km/h)\ttime(s)\thight(m)\n"); printf("__________________________________________________________________\n"); printf("%d\t%d\t%1.2f\t%1.2f\t%1.2f\t%1.2f\t\n", year1, dist1, ms1, v1, t1, h1); printf("%d\t%d\t%1.2f\t%1.2f\t%1.2f\t%1.2f\t\n", year1, dist2, ms2, v2, t2, h2); getchar(); return 0;}