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- #include <stdio.h>
- #include <float.h>
- #include <math.h>
- void testBase10();
- long double base10(int);
- long double base10(int n)
- {
- long double answer = 1;
- double power = 10;
- int i;
- if(n<0)
- {
- power = 1/power;
- n *= -1;
- }
- for(i=0; i<n; ++i)
- answer *= power;
- return answer;
- }
- void testBase10()
- {
- printf("%Le\n", base10(100));
- printf("%Le\n", base10(1));
- printf("%Le\n", base10(0));
- printf("%Le\n", base10(-1));
- printf("%Le\n", base10(-100));
- }
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