SOME COMPUTER STUFF ON C,JAVA,TALLY,BCA,SOLVED PAPERS

import java.io.*; class Calendar { public static void main(String a[])throws Exception {  ab obj =new ab(); obj.find(); } } class tmp { int d,m,y,mo[]={0,31,28,31,30,31,30,31,31,30,31,30,31},cal=0,i; void input()throws Exception { DataInputStream dd= new DataInputStream(System.in); System.out.println("Enter a day"); d=Integer.parseInt(dd.readLine()); System.out.println("Enter a month"); m=Integer.parseInt(dd.readLine()); System.out.println("Enter a year"); y=Integer.parseInt(dd.readLine()); if(check()==0) {System.out.println("Wrong date"); System.exit(0); } else {cal=calculate(); System.out.println("Days passed" +" "+cal); } } private int check() { int che=1; if((y<=0)||m>12||d>31||y<=0||m<=0||(leap()==0 &&m==2&&d>28)) che=0; else che=1; return che; } private int leap() { if(y%100==0) { if(y%400==0) return (1); return(0); } else if(y%4==...

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import java.io.*; class Transpose { public static void main(String a[])throws Exception { tmp ob=new tmp(); ob.transpose(); } } class arr { int a[][],n,i,j,k,l,m; public void inp()throws Exception { DataInputStream dd= new DataInputStream(System.in); System.out.println("Enter a value"); n=Integer.parseInt(dd.readLine()); a=new int[n][n]; for(i=0;i<n;i++) for(j=0;j<n;j++) a[i][j]=Integer.parseInt(dd.readLine()); } public void display() { for(i=0;i<n;i++) { for(j=0;j<n;j++) System.out.print(a[i][j]+"\t"); System.out.println(); } System.out.println(); System.out.println(); } } class tmp extends arr { public void transpose()throws Exception { super.inp(); super.display(); j=0; for(i=0;i<super.n;i++) {j=j+1; for(;j<super.n;j++) ex(i,j,j,i); display(); } } private void ex(int b,int c,int d,int e) { int t=super.a[b][c]; System.out.println(super.a[b][c]); System.out.println(super.a[d][e]); super.a...

import java.io.*; class Search { public static void main(String a[])throws Exception { tmp ob=new tmp(); ob.check(); } } class arr { int a[][],n,i,j,k,l,m; public void inp()throws Exception { DataInputStream dd= new DataInputStream(System.in); System.out.println("Enter a value"); n=Integer.parseInt(dd.readLine()); a=new int[n][n]; for(i=0;i<n;i++) for(j=0;j<n;j++) a[i][j]=Integer.parseInt(dd.readLine()); } public void display() { for(i=0;i<n;i++) { for(j=0;j<n;j++) System.out.print(a[i][j]+"\t"); System.out.println(); } System.out.println(); System.out.println(); } } class tmp extends arr { int a[][],n,i,j,k,l,ch=1; public void inp()throws Exception { super.inp(); DataInputStream dd= new DataInputStream(System.in); System.out.println("Enter a value"); n=Integer.parseInt(dd.readLine()); a=new int[n][n]; for(i=0;i<n;i++) for(j=0;j<n;j++) a[i][j]=Integer.parseInt(dd.readLine()); } publi...

import java.io.*; import java.lang.*; class Misord { public static void main(String args[])throws IOException { check chk= new check(); String str1=chk.input(); String str4=chk.ord(str1); chk.mis(str4); } } class check { public String input()throws IOException { String x = " "; System.out.println("Enter the String"); DataInputStream in = new DataInputStream(System.in); x= in.readLine(); return(x); } public String ord(String str1) { char ch=' '; String str2=str1; String str3=" "; int l=str2.length(); int i,j; for(i=65;i<=90;i++) { for(j=0;j<=l-1;j++) { ch = str2.charAt(j); { if(((int)ch==i)||((int)ch==i+32))//change here has been done { str3=str3+ch; str3=str3.trim(); } } } } System.out.println(str3); return(str3); } public void mis(String str4) { String str5=str4.trim(); String s1=" "; int i=0,j=0,f=0,p=0; int l=str5.length(); System.out.println(l); for(i=65;i<90;i++) { p=0;...

import java.io.*; import java.lang.*; class Ser { public static void main(String args[])throws Exception { DataInputStream dd= new DataInputStream(System.in); System.out.println("enter a string "); String str=dd.readLine(); System.out.println("enter a character"); char ch=(char)System.in.read(); s o =new s(); if(o.extract(str,ch)==true) o.display(); else System.out.println("NOT FOUND"); } } class s { String s2=""; public boolean extract(String str,char ch2) { str=str+" "; String s3=""; boolean b=false; int i; for(i=0;i<str.length();i++) { char ch= str.charAt(i); if(ch != ' ') s3=s3+ch; else { if(s3.charAt(0)==ch2)    { b=true; s2=s2+" "+s3;     } s3="";  } } return b; } public void display() { System.out.println(s2); } }

import java.io.*; class a { public static void main(String[] args) { StringBuffer s=new StringBuffer(); System.out.println(s.capacity()); System.out.println(s.length()); StringBuffer s1=new StringBuffer(100); System.out.println(s1.capacity()); StringBuffer s2=new StringBuffer("npgc"); System.out.println(s2); System.out.println(s2.length()); System.out.println(s2.capacity()); } } OUTPUT 16 0 100 npgc 4 20