Program example sqrroot.c

#include <stdio.h>

#include <math.h>

main()

{ double x;

printf("\n%s\n%s\n%s\n\n",

"The square root of x and x raised",

"to the x power will be computed.", "---");

while (1) { /* do it forever */

printf("Input x: ");

scanf("%lf", &x);

if (x >= 0.0)

printf("\n%15s%22.15e\n%15s%22.15e\n%15s%22.15e\n\n",

"x = ", x, "sqrt(x) = ", sqrt(x), "pow(x,x) = ", pow(x, x));

else printf("\nSorry, your number must be nonpositive.\n\n");

}

}

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