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7 changes: 7 additions & 0 deletions conceitos_basicos/contador.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,7 @@
for (i = 1; i< 100; i++)
{
if (i/3 == parseInt(i/3) && i/5 == parseInt(i/5)) console.log("FizzBuzz");
else if (i/3 == parseInt(i/3)) console.log("Fizz");
else if (i/5 == parseInt(i/5)) console.log("Buzz");
else console.log(i);
}
19 changes: 19 additions & 0 deletions conceitos_basicos/palindromo.js
Original file line number Diff line number Diff line change
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let str = "arara";

// cria vetor a partir da string dada pelo usuario -> split
let rev = str.split("");
// inverte a ordem dos elementos do vetor-> reverse
rev = rev.reverse();
// junto elementos do vetor em uma string -> join
rev = rev.join("");

for(i=0, test = true; i < str.length;i++)
{
if (str[i] != rev[i])
{
test = false;
console.log("\"" + str +"\""+" não é um palíndromo");
break;
}
}
if (test == true) console.log("\"" + str+"\""+" é um palíndromo");
6 changes: 6 additions & 0 deletions conceitos_basicos/triangulo.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,6 @@
var n_linhas = prompt ("Digite a quantidade de linhas");
for (i = 1; i <=n_linhas; i++)
{
for( j=0, hash="#" ; j<i ; j++ ) hash +="#";
console.log(hash);
}
7 changes: 7 additions & 0 deletions conceitos_basicos/xadrez.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,7 @@
var n_linhas = prompt ("Digite a quantidade de linhas");
for (i = 1, alt=true; i <=n_linhas; i++, alt=!alt)
{
var hash = "# # # # #"
if (alt ==true) console.log(hash);
else console.log (" "+hash);
}
13 changes: 13 additions & 0 deletions funcao/contador_char.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,13 @@
function countChars(frase,len ,c)
{
let n_vezes = 0;
var vet_frase = frase.split("");

for(i = 0; i < len; i++)
{
if (vet_frase[i] == c) n_vezes++;
}
return n_vezes;
}
var str = "arrivederci"
console.log(countChars(str,str.length, "r"));
45 changes: 45 additions & 0 deletions funcao/min_max.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,45 @@
function min (a, b)
{
let max;
let min;
let inter = 0;
if ( a > b )
{
inter = a - b;
max = a;
min = b;
}
else
{
inter = b - a;
max = b;
min = a;
}

if (inter == 0) return NaN;
return min + 1;
}
function max (a, b)
{
let max;
let min;
let inter = 0;
if ( a > b )
{
inter = a - b;
max = a;
min = b;
}
else
{
inter = b - a;
max = b;
min = a;
}

if (inter == 0) return NaN;
return max - 1;
}
let x = min(2,6);
let y = max(2,6);
console.log("min:", x +"\nmax:", y);
6 changes: 6 additions & 0 deletions funcao/mod.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,6 @@
function mod (num,mod)
{
if (num/mod == parseInt(num/mod)) return true;
else return false;
}
console.log(mod(8,2));
6 changes: 6 additions & 0 deletions funcao/mod2.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,6 @@
function mod2 (number)
{
if (number/2 == parseInt(number/2)) return true;
else return false;
}
console.log(mod2(8));
20 changes: 20 additions & 0 deletions objetos_arrays/deep_equal.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,20 @@
function deepEquals(obj1,obj2)
{
var keys1 = [];
for(var key1 in obj1) keys1.push(key1);
console.log(keys1)

var keys2 = [];
for(var key2 in obj2) keys2.push(key2);
console.log(keys2)

if (JSON.stringify(keys1) === JSON.stringify(keys2)) return true;
else return false;
}

var a = {"letter":"A","num":42};
var b = {"letter":"B","num":73};
var clone = {"letter":"A","num":42};

console.log(deepEquals(a,b));
console.log(deepEquals(a,clone));
11 changes: 11 additions & 0 deletions objetos_arrays/intervalos.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,11 @@
function range(min,max)
{
let inter= max - min;
const vet = [];
for (i = 1; i < inter; i++)
{
vet.push(min+i);
}
return vet;
}
console.log(range(2,8));
32 changes: 32 additions & 0 deletions objetos_arrays/list.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,32 @@
function toList(array, len)
{
var list = {
value: 0,
rest: null,
};
for (i=0;i<len;i++)
{
if(i == 0)
{
list.value = array[i];
list.rest = null;
}
else
{
var aux = list;
while(aux.rest != null)
{
aux = aux.rest;
}
var elem = {
value: array[i],
rest: null,
};
aux.rest = elem;
}
}
return list;
}
const test = ["artur", "gonzaga", "da", "silva", "gomes"];
var aa = toList(test, test.length);
for(aux = aa; aux.rest != null; aux = aux.rest) console.log(aux);
6 changes: 6 additions & 0 deletions objetos_arrays/rev_array.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,6 @@
function reverseArray(array)
{
return array.reverse();
}
const param = ["artur","gonzaga"];
console.log(reverseArray(param));
11 changes: 11 additions & 0 deletions objetos_arrays/variacao.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,11 @@
function range(min,max,i)
{
let inter= max - min;
const vet = [];
for (j = 1; j < inter; j+=i)
{
vet.push(min+j);
}
return vet;
}
console.log(range(2,8,2));