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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
199093 changed files with 3378972 additions and 0 deletions
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12
Task/Jensens-Device/Java/jensens-device-1.java Normal file
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import java.util.function.*;
import java.util.stream.*;
public class Jensen {
static double sum(int lo, int hi, IntToDoubleFunction f) {
return IntStream.rangeClosed(lo, hi).mapToDouble(f).sum();
}
public static void main(String args[]) {
System.out.println(sum(1, 100, (i -> 1.0/i)));
}
}

21
Task/Jensens-Device/Java/jensens-device-2.java Normal file
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public class Jensen2 {
interface IntToDoubleFunction {
double apply(int n);
}
static double sum(int lo, int hi, IntToDoubleFunction f) {
double res = 0;
for (int i = lo; i <= hi; i++)
res += f.apply(i);
return res;
}
public static void main(String args[]) {
System.out.println(
sum(1, 100,
new IntToDoubleFunction() {
public double apply(int i) { return 1.0/i;}
}));
}
}