Fun7.java

packagefunsimple;

publicclassFun7 {

publicstaticvoidmain(String[] args) {
invertDigit(123);
invertDigit(100);
invertDigit(1);
invertDigit(13);
invertDigit(-123456); // 654321
 }

/**
 * 123 -> 321
 * 123456789 -> 987654321
 * 2 -> 2
 * 10 -> 01
 * 100000 -> 000001
 **/
// 1234 -> 32
// 4: 1234 % 10; n = 123 / 10 -> 12
// 3: 123 % 10; n = 123 / 10 -> 12
// 2: 12 % 10; n = 12 / 10 -> 1
// 1: 1 % 10 n = 0

//1- sonni berilgan sonni 10 ga qoldiqli bo'l, sout(qoldiq)
//2- keyin, berilgan sonni 10 ga butun bo'l n ga o'zlashtir
//3- agar n>0 bo'lsa 1-qadamga qayt
publicstaticvoidinvertDigit(intnumber) {
// 123
// number = Math.abs(number);
while (number > 0) {
intqoldiq = number % 10; // 3
System.out.print(qoldiq);
number = number / 10; // 12
 }
System.out.println();
 }
}