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Padmabhushan Vasantraodada Patil Institute of Technology, Sangli 2026
Java - Default language
187
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168
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19
Moderate
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Wrong test cases
Interview problems
/* I code if perfectly all test cases are right but when i submit it was wrong . WHY can anyone explain me? */
import java.util.*;
import java.io.*;
public class Solution {
public static String numToWord(int a) {
String[] unit = { "", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine", "ten", "eleven","twelve", "thirteen", "fourteen", "fifteen", "sixteen", "seventeen", "eighteen", "nineteen" };
String[] tense = { "", "", "twenty", "thirty", "forty", "fifty", "sixty", "seventy", "eighty", "ninety" };
if (a < 20) {
return unit[a];
}
if (a < 100) {
return tense[a / 10] + (a / 10 != 0 ? " " : "") + unit[a % 10];
}
if (a < 1000) {// 151
return numToWord(a / 100) + " hundred" + (a % 100 != 0 ? " and " : "") + numToWord(a % 100);
}
if (a < 100000) {// 12345
return numToWord(a / 1000) + " thousand " +numToWord((a/100)%10)+ ((a / 100) % 10 == 0 ? " " : " hundred ") + (a % 100 == 0 ? "" : "and ") + numToWord(a % 100)
+ " ";
}
if (a < 10000000) {// 555093
if (a % 100000 == 0) {
return tense[a / 100000] + " lakh ";
}
return numToWord(a / 100000) + " lakh " + numToWord((a / 1000) % 100) + " thousand "+numToWord((a/100)%10) +((a / 100) % 10 == 0 ? "" : " hundred ") + (a % 100 == 0 ? "" : "and ") + numToWord(a % 100) + "";
}
if (a < 100000000) {
if (a % 100000 == 0) {
return tense[a / 100000] + " lakh ";
}
return numToWord(a/10000000)+" crore "+numToWord((a / 100000)%100) + " lakh " + numToWord((a / 1000) % 100) + " thousand "+numToWord((a/100)%10) +((a / 100) % 10 == 0 ? "" : " hundred ") + (a % 100 == 0 ? "" : "and ") + numToWord(a % 100) + "";
}
return null;
}
public static String handleAll(long n) {
int num = (int) n;
return numToWord(num);
}
}
Niranjan Kulkarni
Published On 16-Nov-2023
27 views
2 replies
0 upvotes
Wrong test cases
Interview problems
/* I code if perfectly all test cases are right but when i submit it was wrong . WHY can anyone explain me? */
import java.util.*;
import java.io.*;
public class Solution {
public static String numToWord(int a) {
String[] unit = { "", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine", "ten", "eleven","twelve", "thirteen", "fourteen", "fifteen", "sixteen", "seventeen", "eighteen", "nineteen" };
String[] tense = { "", "", "twenty", "thirty", "forty", "fifty", "sixty", "seventy", "eighty", "ninety" };
if (a < 20) {
return unit[a];
}
if (a < 100) {
return tense[a / 10] + (a / 10 != 0 ? " " : "") + unit[a % 10];
}
if (a < 1000) {// 151
return numToWord(a / 100) + " hundred" + (a % 100 != 0 ? " and " : "") + numToWord(a % 100);
}
if (a < 100000) {// 12345
return numToWord(a / 1000) + " thousand " +numToWord((a/100)%10)+ ((a / 100) % 10 == 0 ? " " : " hundred ") + (a % 100 == 0 ? "" : "and ") + numToWord(a % 100)
+ " ";
}
if (a < 10000000) {// 555093
if (a % 100000 == 0) {
return tense[a / 100000] + " lakh ";
}
return numToWord(a / 100000) + " lakh " + numToWord((a / 1000) % 100) + " thousand "+numToWord((a/100)%10) +((a / 100) % 10 == 0 ? "" : " hundred ") + (a % 100 == 0 ? "" : "and ") + numToWord(a % 100) + "";
}
if (a < 100000000) {
if (a % 100000 == 0) {
return tense[a / 100000] + " lakh ";
}
return numToWord(a/10000000)+" crore "+numToWord((a / 100000)%100) + " lakh " + numToWord((a / 1000) % 100) + " thousand "+numToWord((a/100)%10) +((a / 100) % 10 == 0 ? "" : " hundred ") + (a % 100 == 0 ? "" : "and ") + numToWord(a % 100) + "";
}
return null;
}
public static String handleAll(long n) {
int num = (int) n;
return numToWord(num);
}
}
Niranjan Kulkarni
Published On 16-Nov-2023
27 views
2 replies
0 upvotes