44 lines
754 B
C
44 lines
754 B
C
/**
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* :author: Dan Buch (daniel.buch@gmail.com)
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*/
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#include <stdio.h>
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#include <math.h>
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int main()
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{
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float f = 0.0f;
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int i;
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for (i = 0; i < 10; i++) {
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f = f + 0.1f;
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}
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if (f == 1.0) {
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printf("f is 1.0 \n");
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/* nope! */
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}
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if (f == 1.000000) {
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printf("f is perhaps 1.000000?\n");
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/* nope again */
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}
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printf("f is neither 1.0 nor 1.000000\n");
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printf("(f is really %.24f)\n", f);
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printf("OH NOES!\n");
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printf("But...\n");
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double difference = fabs(f - 1.000000);
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if (difference < 0.00001) {
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printf("f is close enough to 1.000000 (off by %.24f)\n", difference);
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/* yes? */
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}
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return 0;
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}
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/* vim:filetype=c:fileencoding=utf-8
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*/
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