FeraruSilviuMarian

; 
; PROBLEM:
; 
; Design a data definition to represent binary search trees. As a reminder,
; here is one example BST:
; an img of a binary search tree was here, because DrRacket allows images into the IDE, why
; .


(define-struct entry (key val))

FeraruSilviuMarian

#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>

#define BLOCK 512

int main(int argc, char *argv[])
{
    // assure propper usage
    if (argc != 2)

FeraruSilviuMarian

#include <stdio.h>

int main()
{
    float x = 3.1;
    float y = 3.1;

    printf("%.20f\n", x); // 3.09999990463256835938
    printf("%.20f\n", y); // 3.09999990463256835938

FeraruSilviuMarian

#include <stdio.h>

int main()
{
    double x = 3.1;
    float y = 3.1;

    printf("%.20f\n", x); // 3.10000000000000008882
    printf("%.20f\n", y); //3.09999990463256835938

FeraruSilviuMarian

import time
import random


def f(L):
    """
    L: list
    return list cu elemente cu frecventa impara
    """
    t0 = time.clock()

FeraruSilviuMarian

def isSubstring(substring, string):
    """
    substring: string
    string: string
    returns true if substring is substring of string e.g. 'cat' is substring of 'something cat something'
    """
    si = 0 # substring indexer
    for i in range(len(string)):
        if string[i] == substring[si]:
            si += 1 # notice, advancing the substring indexer each time we find a match

FeraruSilviuMarian

import time
import random


def f(L):
    """
    L: list
    return list cu elemente cu frecventa impara
    """
    t0 = time.clock()

FeraruSilviuMarian

l = [1,1,2,3,3,2,1,2,3,3]

def f(L):
    """
    L: list
    return list cu elemente cu frecventa impara
    """
    d = {}
    for e in L:
        d[e] = d.get(e, 0) + 1

FeraruSilviuMarian

l = [2,3,4,5,1,4,5,1,2]

def f(L):
    d = {}
    for e in L:
        d[e] = d.get(e, 0) + 1
    
    for key in d:
        if d[key] % 2 != 0:
            return key

FeraruSilviuMarian

#define _XOPEN_SOURCE
#include <unistd.h>

#include <stdio.h>
#include <cs50.h>
#include <string.h>
#include <ctype.h>