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a bit of calcest and some other stuff

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cathugger 2021-11-03 00:20:43 +00:00
parent e12a3eb7c9
commit eea863e3ac
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3 changed files with 9 additions and 5 deletions
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11
calcest.c
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@ -15,19 +15,20 @@
*/
const double probs[] = { 0.5, 0.8, 0.9, 0.95, 0.99 };
const int charcounts[] = { 2, 3, 4, 5, 6, 7 };
const int charcounts[] = { 2, 3, 4, 5, 6, 7, 8, 9, 10 };
int main(void)
int main(int argc,char **argv)
{
printf(" |");
for (size_t i = 0; i < sizeof(probs)/sizeof(probs[0]); ++i) {
printf(" %11d%% |",(int)((probs[i]*100)+0.5));
printf(" %15d%% |",(int)((probs[i]*100)+0.5));
}
printf("\n");
printf("---+");
for (size_t i = 0; i < sizeof(probs)/sizeof(probs[0]); ++i) {
printf("--------------+");
printf("------------------+");
}
printf("\n");
@ -35,7 +36,7 @@ int main(void)
printf("%2d |",charcounts[i]);
for (size_t j = 0; j < sizeof(probs)/sizeof(probs[0]); ++j) {
double t = log2(1 - probs[j]) / log2(1 - (1 / pow(32,charcounts[i])));
printf(" %12.0f |",t);
printf(" %16.0f |",t);
}
printf("\n");
}