-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathBasics.java
More file actions
147 lines (125 loc) · 3.45 KB
/
Copy pathBasics.java
File metadata and controls
147 lines (125 loc) · 3.45 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
import java.util.ArrayList;
import java.util.Arrays;
public class Basics {
public void printTo255(){
for(int i=1; i<256; i++){
System.out.println(i);
}
}
public void printOddTo255(){
for(int i=1; i<256; i+=2){
System.out.println(i);
}
}
public void printSumTo255(){
int sum = 0;
for(int i=1; i<256; i++){
System.out.println("New number = "+i);
sum += i;
System.out.println("sum = "+sum);
}
}
public void iterate(int[] arr){
if(arr.length>0){
for(int i=0; i<arr.length; i++){
System.out.println(arr[i]);
}
}
}
public void findMax(int[] arr){
if (arr.length > 0) {
int max = arr[0];
for(int i=0; i<arr.length; i++){
if (arr[i]>max){
max = arr[i];
}
}
System.out.println(max);
}
}
public void findAvg(int[] arr){
if (arr.length > 0) {
// int max = arr[0];
// int min = arr[0];
int sum = arr[0];
for(int i=0; i<arr.length; i++){
// if (arr[i]>max){
// max = arr[i];
// }
// if (arr[i]<min){
// min = arr[i];
// }
sum+=arr[i];
}
int avg = sum/arr.length;
// System.out.println(max);
// System.out.println(min);
System.out.println(avg);
}
}
public void arrPush(){
ArrayList<Integer> arr = new ArrayList<Integer>();
for(int i=1; i<256; i+=2){
arr.add(i);
}
System.out.println(arr);
}
public void greaterThanY(int[] arr, int index){
if(arr.length>0){
int counter = 0;
for(int i=0; i<arr.length; i++){
if(arr[i]<index){
counter += 1;
}
}
System.out.println(counter);
}
}
public void square(int[] arr){
if(arr.length>0){
for(int i=0; i<arr.length; i++){
arr[i] = arr[i]*arr[i];
}
System.out.println(Arrays.toString(arr));
}
}
public void noNeg(int[] arr){
if(arr.length>0){
for(int i=0; i<arr.length; i++){
if(arr[i] < 0){
arr[i] = 0;
}
}
System.out.println(Arrays.toString(arr));
}
}
public void findMaxMinAvg(int[] arr){
if (arr.length > 0) {
int max = arr[0];
int min = arr[0];
int sum = arr[0];
for(int i=0; i<arr.length; i++){
if (arr[i]>max){
max = arr[i];
}
if (arr[i]<min){
min = arr[i];
}
sum+=arr[i];
}
int avg = sum/arr.length;
System.out.println(max);
System.out.println(min);
System.out.println(avg);
}
}
public void shift(int[] arr) {
if(arr.length > 0) {
for(int i = 0; i < arr.length-1; i++) {
arr[i] = arr[i+1];
}
arr[arr.length-1] = 0;
System.out.println(Arrays.toString(arr));
}
}
}