import java.io.*; public class readString{ private static String st = "Fourscoreandsevenyearsagoourfaathersbroughtforth
import java.io.*; public class reverseString { public static String reverseString(String str){ String result= &quo
import java.io.*; public class longestCommonSubstring { private static String longestCommonSubstring(String S1, String S2) { int Start = 0; int Max = 0;
import java.lang.Math.*; import java.io.*; public class SumPriFib { public static long SumPF(long MinP) { long SumP=0; for(long i=2;i<(long)Math.sqrt(MinP)+1;i++) { if(MinP%i==0) {
public class PrimeFibonacci { public static long PrimeFib(int Minp) { long pf = 0; for(int i =1; i<100;i++) { pf=Fibonacci.fib(i); if((pf>Minp)) { if(Prime.primeNumber(pf)) { &
public class Fibonacci { public static int fib(int n) { int f1 = 1, f2 = 1; &n
import java.lang.Math.*; import java.io.*; public class Prime { public static Boolean primeNumber(long x) { Boolean flag = true; if(x<4) { if(x==1) flag=false; } else {
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