for loop in java as long as array
for(i = 0; i < arrayName.length; i++{
//print statement will output current index's value
System.out.println(arrayName[i]);
}for loop in java as long as array
for(i = 0; i < arrayName.length; i++{
//print statement will output current index's value
System.out.println(arrayName[i]);
}arrays with for loops
// Find-Max variant -- rather than finding the max value, find the
// *index* of the max value
public int findMaxIndex(int[] nums) {
int maxIndex = 0; // say the 0th element is the biggest
int maxValue = nums[0];
// Look at every element, starting at 1
for (int i=1; i<nums.length; i++) {
if (nums[i] > maxValue) {
maxIndex = i;
maxValue = nums[maxIndex];
}
}
return maxIndex;
}arrays with for loops
// Find-Max variant
// Use very small number, Integer.MIN_VALUE,
// as the initial max value.
public int findMax2(int[] nums) {
int maxSoFar = Integer.MIN_VALUE; // about -2 billion
// Look at every element
for (int i=0; i<nums.length; i++) {
if (nums[i] > maxSoFar) {
maxSoFar = nums[i];
}
}
return maxSoFar;
}arrays with for loops
// Given an array of booleans representing a series
// of coin tosses (true=heads, false=tails),
// returns true if the array contains anywhere within it
// a string of 10 heads in a row.
// (example of a search loop)
public boolean searchHeads(boolean[] heads) {
int streak = 0; // count the streak of heads in a row
for (int i=0; i<heads.length; i++) {
if (heads[i]) { // heads : increment streak
streak++;
if (streak == 10) {
return true; // found it!
}
}
else { // tails : streak is broken
streak = 0;
}
}
// If we get here, there was no streak of 10
return false;
}Copyright © 2021 Codeinu
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