Roots of unity: Difference between revisions

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@@ Line 82: / Line 82: @@
 =={{header|C}}==
- #include <ansi_c.h>
+<c> #include <stdio.h>
+ #include <math.h>
  #define PI 3.1415926
@@ Line 92: / Line 93: @@
    float rpart, ipart, angle;
-     for (n = 2; n <= 10; n++)
+   for (n = 2; n <= 10; n++)
+   {
+     angle = 0.0;
+     printf("%d: ", n);
+     for (i = 1; i <= n; i++)
      {
-       angle = 0.0;
+       rpart = cos(angle);
-       printf("%d: ", n);
+       ipart = sin(angle);
-       for (i = 1; i <= n; i++)
+       if (ipart < 0)
-       {
+         sign = '-';
-         rpart = cos(angle);
+       else
-         ipart = sin(angle);
+         sign = '+';
-         if (ipart < 0)
+       printf("%5.4f%cj%5.4f  ", rpart, sign, fabs(ipart));
-         {
+       angle = angle + 2.0*PI/(float)n;
-           sign = '-';
-         }
-         else
-         {
-           sign = '+';
-         }
-         printf("%5.4f%cj%5.4f  ", rpart, sign, fabs(ipart));
-         angle = angle + 2.0*PI/(float)n;
      }
      printf("\n");
    }
  }
+</c>
 =={{header|C++}}==