import java.util.Collections;
import java.util.Arrays;
import java.util.StringJoiner;
class Ideone {
public static void main
(String[] args
) { Double[] numbers
= { 5.0,
4.0,
6.2,
1.5 }; Character[] letters
= { 'a',
'v',
'c',
'd' };
StringJoiner joiner = new StringJoiner(", "); // from Java 8
int length
= Math.
min(numbers.
length, letters.
length); for (int i = 0; i < length; i++) {
joiner.add(letters[i].toString() + numbers[i]);
}
System.
out.
println(joiner.
toString()); }
}
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