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  1. #include <stdio.h>
  2.  
  3. int main() {
  4.     double points[NPOINTS];
  5.     int k;
  6.  
  7.     points[0] = 0.1;
  8.     for(k=1; k < NPOINTS; k++) {
  9.         points[k] = 0.1 + points[k-1];
  10.     }
  11.     return 0;
  12. }
  13.  
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.c: In function ‘main’:
prog.c:4:19: error: ‘NPOINTS’ undeclared (first use in this function)
     double points[NPOINTS];
                   ^~~~~~~
prog.c:4:19: note: each undeclared identifier is reported only once for each function it appears in
prog.c:4:12: warning: unused variable ‘points’ [-Wunused-variable]
     double points[NPOINTS];
            ^~~~~~
stdout
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Standard output is empty
https://ideone.com/jAvjzJ
language:
C (gcc 8.3)
created:
4 years ago
visibility:
public

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