puma7953

Untitled

Nov 17th, 2020
162
Never
Not a member of Pastebin yet? Sign Up, it unlocks many cool features!
  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <string.h>
  4. #include <math.h>
  5.  
  6. int main()
  7. {
  8.     printf("Enter the coefficients of the quadratic equation a, b, and c:\n");
  9.  
  10.     char *buf;
  11.     char buffer[100];
  12.     float cof_a;
  13.     float cof_b;
  14.     float cof_c;
  15.     float *cof[3];
  16.     cof[0] = &cof_a;
  17.     cof[1] = &cof_b;
  18.     cof[2] = &cof_c;
  19.  
  20.     fgets(buffer, 100, stdin);
  21.     buf = strtok(buffer, " ");
  22.     int i = 0;
  23.  
  24.     while (buf != NULL && i < 3) {
  25.         *cof[i] = strtof(buf, NULL);
  26.         buf = strtok(NULL, " ");
  27.         i++;
  28.     }
  29.  
  30.     float Discriminant = cof_b * cof_b - 4 * cof_a * cof_c;
  31.  
  32.     if (Discriminant < 0) {
  33.         printf("No solution!");
  34.         exit(-1);
  35.     }
  36.  
  37.     if (Discriminant == 0) {
  38.         float sqrt_1 = (-cof_b)/(2 * cof_a);
  39.         printf("Root of the equation: %f", sqrt_1);
  40.         exit(0);
  41.     }
  42.  
  43.     if (Discriminant > 0) {
  44.         float sqrt_1 = (-cof_b + sqrtf(Discriminant))/(2 * cof_a);
  45.         float sqrt_2 = (-cof_b - sqrtf(Discriminant))/(2 * cof_a);
  46.         printf("Roots of the equation: %f %f", sqrt_1, sqrt_2);
  47.     }
  48.  
  49.     return 0;
  50. }
RAW Paste Data

Adblocker detected! Please consider disabling it...

We've detected AdBlock Plus or some other adblocking software preventing Pastebin.com from fully loading.

We don't have any obnoxious sound, or popup ads, we actively block these annoying types of ads!

Please add Pastebin.com to your ad blocker whitelist or disable your adblocking software.

×