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  1. #include<stdio.h>
  2. #include<stdlib.h>
  3. #include<math.h>
  4. double f(double a, double b, double i, double j, double dx){
  5.     double ans=0;
  6.  
  7.     for (int k = 0; k * dx + i < j; k++) {
  8. 		double x = i + k * dx;
  9. 		ans+=(a * sin(x) + b * cos(x)) * dx;
  10. 	}
  11.     return ans;
  12. }
  13. int main(){
  14.     double a, b, i, j, dx;
  15.     scanf("%lf%lf%lf%lf%lf",&a,&b,&i,&j,&dx);
  16.     printf("%.2lf\n",f(a,b,i,j,dx));
  17.     return 0;
  18. }
Success #stdin #stdout 0.01s 5320KB
comments (?)
stdin 
0.0 1.0 0.0 3.14 0.01
stdout 
0.01
https://ideone.com/xw1nhp
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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