Java Utililty Methods Array Min Value

int out = in[0];
for (int i = 1; i < in.length; i++) {
    if (in[i] < in[out]) {
        out = i;
return out;

double min;
if (indexToIgnore != 0) {
    min = array[0];
} else {
    min = array[1];
for (int i = 0; i < array.length; i++) {
    if (indexToIgnore == i) {
...

boolean[] book = emptyBook();
for (char b : set) {
    book[b] = true;
return bookToSet(book, true);

double min = list[0];
for (int i = 1; i < list.length; ++i)
    if (list[i] < min)
        min = list[i];
return min;

if (array.length <= 0)
    throw new IllegalArgumentException("The array is empty");
float min = array[0];
for (int i = 1; i < array.length; i++)
    if (array[i] < min)
        min = array[i];
return min;

int ret = values[0];
for (int i = 1; i < values.length; i++) {
    ret = Math.max(ret, values[i]);
return ret;

Arrays.sort(a);
Arrays.sort(b);
long result = 0;
for (int i = 0; i < a.length; i++) {
    result += (long) a[i] * b[b.length - i - 1];
return result;

int minimum = array[0];
for (int i = 1; i != array.length; i++)
    if (array[i] < minimum)
        minimum = array[i];
return minimum;

Integer minLength = Integer.MAX_VALUE;
for (String word : words) {
    if (minLength > word.length()) {
        minLength = word.length();
return minLength;

double min = Double.MAX_VALUE;
for (double val : array) {
    min = min > val ? val : min;
return min;