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  1. #include <stdio.h>
  2. #include <math.h>
  3.  
  4. double f(double a, double b, double x)
  5. {
  6.     return a*sin(x)+b*cos(x);
  7. }
  8.  
  9. int main()
  10. {
  11.     double a, b, i, j, dx;
  12.     scanf("%lf %lf %lf %lf %lf", &a, &b, &i, &j, &dx);
  13.  
  14.     double ans=0;
  15.     for(double k = i; k < j; k += dx)
  16.     {
  17.         ans += f(a, b, k) * dx;
  18.     } 
  19.  
  20.     printf("%.2f\n", ans);
  21. }
Success #stdin #stdout 0.01s 5284KB
comments (?)
stdin 
0.0 1.0 0.0 3.14 0.01
stdout 
0.00
https://ideone.com/QwTlEO
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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