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<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="css/style.css">
</head>
<body>
<h2>Vectori. Completarea si Afisarea:</h2>
<img src="images/Vectori_Completare_afisare.jpg" style = "display: block; margin: auto;" alt="Vectori: completare si afisare.jpg">
<!-- The Modal 1 -->
<div id="myModal_1" class="modal">
<div class="modal-content">
<span class="close">×</span>
<p><pre>srand(time(0));
int v[100], n;
do{
cout<<"\n Enter 1....100 n= ";
cin >> n;
} while (n>100 || n<1);
for(int i=0, a,b,c; i<n; i++){
a=rand()%100;
b=rand()%100;
c=rand()%100;
v[i]=a+b-c;
};
cout<<"\n vector: ";
for(int i=0; i<n; i++){
cout <<setw(5)<<v[i];
};
<pre>
</p>
</div>
</div>
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<p><pre>int v[1000], n=rand()%1000;
for(int i=0; i<n; i++){
v[i]= rand()%10;
};
for(int i=0; i<n; i++){
cout <<"v["<<i<<"]="<<v[i]<<endl;
};
<pre>
</p>
</div>
</div>
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<p><pre>int vRP[100],vRI[100],cP=0,cI=0;
int n=rand()%100;
for( int i=0,a,b,c,R; i<n; i++){
a =rand()%10;
b =rand()%10;
c =rand()%10;
R = a+b-c;
if (R%2==0) {
vRP[cP]=R;
cP++;
} else {
vRI[cI]=R;
cI++;
}
}
<pre>
</p>
</div>
</div>
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<p><pre>int v[1000], n=rand()%1000;
for(int i=0; i<n; i++){
v[i]= rand()%10;
};
for(int i=0; i<n; i++){
cout <<setw(5)<<v[n-1-i];
};
<pre>
</p>
</div>
</div>
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<p><pre>int v[1000], n=rand()%1000;
for(int i=0; i<n; i++){
v[i]= rand()%10;
};
for(int i=0; i<n; i++){
if (i==n/2) cout <<"\n ";
cout <<setw(3)<<vR[i];
};
<pre>
</p>
</div>
</div>
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<p><pre>int v[1000], n=rand()%1000;
for(int i=0; i<n; i++){
v[i]= rand()%10;
};
for(int i=0, r=0; i<n; i++){
if (i==n*r/3) cout <<"\n "<<++r<<": ";
cout <<setw(3)<<vR[i];
};
<pre>
</p>
</div>
</div>
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<p><pre>int v[1000], n=rand()%1000;
for(int i=0; i<n; i++){
v[i]= rand()%10;
};
for(int i=0, r=0; i<n; i++){
if (i==n*r/4) cout <<"\n "<<++r<<": ";
cout <<setw(3)<<vR[i];
};
<pre>
</p>
</div>
</div>
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<p><pre>int v[1000], n=rand()%1000, sum=0;
for(int i=0; i<n; i++){
v[i]= rand()%10;
sum+=v[i];
};
cout<<sum<<endl;
<pre>
</p>
</div>
</div>
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<p><pre>int v[1000], n=rand()%1000, sum=0;
for(int i=1; i<n; i+=2){ // începând cu 1 (poziție impară)+2
v[i]= rand()%10;
if (v[i]%2==0) sum+=v[i];
};
cout<<sum<<endl;
<pre>
</p>
</div>
</div>
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<p><pre>int v[1000], n=rand()%1000, sumP=0, sumI;
for(int i=0; i<n; i++){
v[i]= rand()%10;
};
for(int i=0; i<n; i+=2) sumP +=v[i]; // 0 (poziție pară)+2
for(int i=1; i<n; i+=2) sumI +=v[i]; // 1 (poziție impară)+2
cout<< sumP << sumI <<endl;
<pre>
</p>
</div>
</div>
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<p><pre>int v[1000], n=rand()%1000;
for(int i=0; i<n; i++) v[i]=rand()%100;
for(int i=1; i<n; i++){
if (i%2!=0) suma = v[i-1]+v[i]; // i impar =II din perehe
if (i==n-1 && n%2!=0) suma = v[i]; // ultimul=fără pereche
<pre>
</p>
</div>
</div>
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<p><pre>int v[100],n,c=0;
cin>>n;
for(int i=0; i<n; i++){
cin>>v[i];
};
for(int i=0; i<n; i++){
if (v[i] == v[n-1]) c++;
};
cout<<c<<endl;
<pre>
</p>
</div>
</div>
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<p><pre>int v[1000], n=rand()%1000;
int MAX = INT_MIN;
for(int i=0; i<n; i++){
v[i]= rand()%10;
};
for(int i=0; i<n; i++){
if (MAX < v[i]) MAX = v[i];
}
<pre>
</p>
</div>
</div>
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<p><pre>int v[1000], n=rand()%1000;
int MIN = INT_MAX;
for(int i=0; i<n; i++){
if (MIN > v[i]) MIN = v[i];
}
<pre>
</p>
</div>
</div>
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<p><pre>int v[1000], n=rand()%1000;
for(int i=0; i<n; i++){
v[i]= rand()%10;
};
int maxP = v[0];
int maxI = v[0];
for(int i=1; i<n; i++){
if ((v[i]%2==0) && (maxP < v[i])) maxP = v[i];
if ((v[i]%2!=0) && (maxI < v[i])) maxI = v[i];
};
<pre>
</p>
</div>
</div>
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<p><pre>int v[1000], n=rand()%1000;
int MIN = INT_MAX;
for(int i=0; i<n; i+=2){
if ((MIN > v[i]) && (v[i]>=0) && (v[i]<10)) MIN = v[i];
};
<pre>
</p>
</div>
</div>
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<p><pre>int max = v[0], min = v[0];
for(int i=1; i<n; i++){
if ((i <= n/2) && (max < v[i])) max = v[i];
if ((i > n/2) && (min > v[i])) min = v[i];
}
<pre>
</p>
</div>
</div>
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<p><pre>int n, a[100], dev=0;
cin>>n;
for(int i=0;i<n;i++) cin>>a[i];
int min=a[0];
for(int i=0;i<n;i++){
if(min>a[i]){
min=a[i]; dev=1;}
else if (min==a[i]) dev++;
};
cout<<dev;
<pre>
</p>
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</div>
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<p><pre>int num = 0, arr[100];
cin >> num;
for(int i = 0; i < num; i++)
cin >> arr[i];
int max = arr[0];
for (int i = 0; i < num; i++){
if (arr[i] > max) max = arr[i];
}
for (int i = 0; i < num; i++) {
if (max == arr[i])
cout << i + 1 << " ";
}
cout << endl;
<pre>
</p>
</div>
</div>
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<p><pre>temp = a
a = b
b = temp
<pre>
</p>
</div>
</div>
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<p><pre>for (int i = 0; i < n/2; i++){
temp = v[i];
v[i] = v[n/2+i];
[n/2+i] = temp;
}
<pre>
</p>
</div>
</div>
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<p><pre>int max = v[0], imax = 0;
int min = v[0], imin = n/2;
for (int i = 1; i < n; i++){
if (i<n/2 && max < v[i]) {max = v[i]; imax=i;}
if (i>n/2 && min > v[i]) {min = v[i]; imin=i;}
}
<pre>
</p>
</div>
</div>
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<p><pre>temp = v[0];
v[0] = v[n-1];
v[n-1] = temp;
<pre>
</p>
</div>
</div>
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<p><pre>Varianta I:
int i = 0;
while(v[i]%2==0 && i < n) i++;
int impar = i;
i = 0;
while(v[i]%2!=0 && i < n) i++;
int par = i;
temp = v[impar];
v[impar] = v[par];
v[par] = temp;
Varianta II:
for(int i=0; i<n; i++){
if(v[n-1-i]%2==0) par=i
if(v[n-1-i]%2!=0) impar=i
}
<pre>
</p>
</div>
</div>
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<p><pre>for(int i=0; i<n/2; i++){
temp = v[i];
v[i] = v[n-1-i];
v[n-1-i]= temp;
}
<pre>
</p>
</div>
</div>
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<p><pre>int n, i_min=0;
cin>>n;
int a[100];
for(int i=0;i<n;i++){
cin>>a[i];
}
int min=a[0];
for(int i=0;i<n;i++){
if(min>a[i]){min=a[i]; i_min = i ;}
}
a[i_min] = a[0];
a[0] = min;
for(int i=0;i<n;i++){
cout <<a[i]<<" ";
}
<pre>
</p>
</div>
</div>
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<p><pre>int n, i_max=0;
cin>>n;
int a[100];
for(int i=0;i<n;i++){
cin>>a[i];
}
int max=a[0];
for(int i=0;i<n;i++){
if(max<a[i]){
max=a[i]; i_max = i ;}
}
a[i_max] = a[n-1];
a[n-1] = max;
for(int i=0;i<n;i++){
cout <<a[i]<<" ";
}
<pre>
</p>
</div>
</div>
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<p><pre>int temp, A[100], B[100], AN, BN;
do{
cout<<"\n Numar elemente vector A 1....100 n= ";
cin >> AN;
} while (AN>100 || AN<1);
do{
cout<<" Numar elemente vector B 1....100 n= ";
cin >> BN;
} while (BN>100 || BN<1);
cout<<"\n Introduceti "<<AN<<" elemente p-u vectorul A :";
for(int i=0;i<AN;i++){
cin >> A[i];
};
cout<<" Introduceti "<<BN<<" elemente p-u vectorul B :";
for(int i=0;i<BN;i++){
cin >> B[i];
};
int Cmax = AN > BN ? AN : BN;
for(int i=0; i<Cmax; i++){
temp = A[i];
A[i] = B[i];
B[i]= temp;
};
temp = AN;
AN = BN;
BN = temp;
<pre>
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<p><pre>int max, k=0, poz, pozMAX[100] ;
bool XXX;
while( k < x ) {
max = INT_MIN;
for(int i=0; i<n ; i++) {
if( max < v[i]){
XXX=true;
for(int j=0 ; j < k; j++ ){
if( pozMAX[j] == i ){ XXX=false; break; }
}
if( XXX ){
max = v[i];
poz = i;
}
}
}
cout<<k+1<<" max = "<<max<<" poz = "<<poz<<endl;
pozMAX[k] = poz;
k++;
}
cout<<"\n max v :: ";
for( int i=0; i<x; i++ ) cout<<setw(3)<< v[ pozMAX[i] ] ;
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<p><pre>Varianta I
bool X = true;
while (X) {
X = false;
for(int i=0; i<n-1; i++){
if(v[i] > v[i+1]) {
temp = v[i];
v[i] = v[i+1];
v[i+1] = temp;
X = true;
}
}
}
Varianta II
int i, j;
for( i = 0; i < n; i++){
for( j = i; j < n-1; j++){
if(v[i] > v[j+1]) {
temp = v[i];
v[i] = v[j+1];
v[j+1] = temp;
}
}
}
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<p><pre>bool X = true;
while (X) {
X = false;
for(int i=0; i<n/2-1; i++){
if(v[i] > v[i+1]) {
temp = v[i];
v[i] = v[i+1];
v[i+1] = temp;
X = true;
}
}
}
bool X = true;
while (X) {
X = false;
for(int i=n/2; i<n-1; i++){
if(v[i] < v[i+1]) {
temp = v[i];
v[i] = v[i+1];
v[i+1] = temp;
X = true;
}
}
}
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<p><pre>bool X = true;
while (X) {
X = false;
for(int i=0; i<n-2; i+=2){
if(v[i] > v[i+2]) {
temp = v[i];
v[i] = v[i+2];
v[i+2] = temp;
X = true;
}
}
}
bool X = true;
while (X) {
X = false;
for(int i=1; i<n-2; i+=2){
if(v[i] < v[i+2]) {
temp = v[i];
v[i] = v[i+2];
v[i+2] = temp;
X = true;
}
}
}
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<p><pre>#include <iostream>
using namespace std;
int main() {
int x[5];
int i, j, k, n=5;
cout << "Input " << n << " numbers:" << endl;
for(i = 0; i < n; i++) cin >> x[i];
k = n; // Вначале в массиве все элементы.
// Затем k = количество после удаления.
for(i = 0; i < k; i++) {
if(x[i] < 0) {
k--; // уменьшаем количество
for(j = i; j < k; j++) x[j] = x[j+1];// сдвиг влево
i--; // Снова просматриваем i-й элемент
}
}
for(i = 0; i < k; i++) cout << x[i] << endl;
return 0;
}
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<p><pre>#include <iostream>
using namespace std;
int main() {
int x[5];
int i, j, k, n=5, T=3;
cout << "Input " << n << " numbers:" << endl;
for(i = 0; i < n; i++) cin >> x[i];
k = n; // Вначале в массиве все элементы.
// Затем k = количество после удаления.
for(i = 0, t = 0; i < k && t < T; i++) {
if(x[i] < 0) {
k--; t++; // уменьшаем количество
for(j = i; j < k; j++) x[j] = x[j+1];// сдвиг влево
i--; // Снова просматриваем i-й элемент
}
}
for(i = 0; i < k; i++) cout << x[i] << endl;
return 0;
}
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<p><pre>#include <iostream>
using namespace std;
int main() {
int x[5];
int i, j, k, n=5;
cout << "Input " << n << " numbers:" << endl;
for(i = 0; i < n; i++) cin >> x[i];
k = n; // Первоначально в массиве все элементы.
// Затем k = количество после удаления
for(i = k-1; i >= 0; i--) {
if(x[i] < 0) {
k--; // уменьшаем количество
for(j = i; j < k; j++) x[j] = x[j+1];// сдвиг
}
}
for(i = 0; i < k; i++) cout << x[i] << endl;
return 0;
}
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<p><pre>#include <iostream>
using namespace std;
int main() {
int x[5];
int i, j, k, n=5, T=2;
cout << "Input " << n << " numbers:" << endl;
for(i = 0; i < n; i++) cin >> x[i];
k = n; // Первоначально в массиве все элементы.
// Затем k = количество после удаления
for(i = k-1, t = 0; i >0 && t < T; i--) {
if(x[i] < 0) {
k--; t++; // уменьшаем количество
for(j = i; j < k; j++) x[j] = x[j+1];// сдвиг
}
}
for(i = 0; i < k; i++) cout << x[i] << endl;
return 0;
}
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<p><pre>#include <iostream>
using namespace std;
int main() {
int n = 5;
int x[n];
int i, j, k;
cout << "Input " << n << " numbers:" << endl;
for(i = 0; i < n; i++) cin >> x[i];
k = 0; // Вначале это позиция, в которую от-правляем оставшийся элемент.
// Затем k будет означать количество оставшихся после удаления элементов.
for(i = 0; i < n; i++) {
if(x[i] >=0) { // условие на оставление в мacсиве
x[k] = x[i];
k++;
}
}
for(i = 0; i < k; i++) cout << x[i] << endl;
return 0;
}
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<p><pre>#include <iostream>
using namespace std;
int main() {
int i, j, k, n = 5;
int x[10]; //2*n
cout << "Input " << n << " numbers:" << endl;
for(i = 0; i < n; i++) cin >> x[i];
k = n; // Первоначально в массиве все элементы.
// Затем k = количество после добавления.
for(i = 0; i < k; i++) {
if(x[i] > 0) { // условие на вставку элемента
for(j = k; j > i; j--) // сдвиг в право
x[j] = x[j-1];
x[i] = 0; // вставка нового элемента
k++; // увеличиваем количество
i++; // обход уже обработанного элемента
}
}
for(i = 0; i < k; i++) cout << x[i] << endl;
return 0;
}
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<p><pre>/*html:*/
<body>
<table>
<tr><td>This is first row.</td></tr>
<tr><td>This is second row.</td></tr>
<tr><td>This is third row.</td></tr>
<tr><td>This is fourth row.</td></tr>
</table>
</body>
/*css:*/
tr:nth-child(2n) { /*(2n+1)*/
background-color: yellow;
}
или
tr:nth-child(even) { /*(odd)*/
background-color: yellow;
}
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<p><pre>/*html:*/
<input type="checkbox">
<input type="checkbox">
<input type="checkbox" checked>
/*css:*/
input[type="checkbox"]:not(:checked){
background-color: yellow;
}
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<p><pre>/*html:*/
<ul>
<li> Соощение 1</li>
<li> Соощение 2</li>
<li data-action="delete"> Соощение 3</li>
<li data-action="edit do-not-delete">4</li>
<li data-action="edit delete">5</li>
</ul>
/*css:*/
[data-action]:not([data-action~="delete"]) {
background-color: yellow;
}
<pre>
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<p><pre>/*html:*/
<h3>Cooбщения</h3>
<ul>
<li> Соощение 1</li>
<li> Соощение 2</li>
</ul>
<ul>
<li> Соощение 1</li>
<li> Соощение 2</li>
</ul>
/*css:*/
h3 + * {
background-color: yellow;
}
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<p><pre>/*html:*/
<ul>
<li>Маша</li>
<li>Паша</li>
<li>Даша</li>
<li>Женя</li>
<li>Саша</li>
<li>Гоша</li>
</ul>
/*css:*/
ul {
margin: 0;
}
li + li {
margin-top: 1.5em;
}
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<p><pre>/*html:*/
<ul>
<li>Маша</li>
<li>Паша</li>
<li>Даша</li>
<li>Женя</li>
<li>Саша</li>
<li>Гоша</li>
</ul>
/*css:*/
ul {
margin: 0;
}
li:nth-child(odd):not(:first-child) { /*3 5*/
margin-top: 1.5em;
}
<pre>
</p>
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</div>
<div class="grid-container">
<div id="selecto1" class="grid-item">Să se calculeze a+b-c de n ori. Toate răspunsurile să se păstreze într-o mulțime (vector). Să se afișze într-un rând cu spații între elemente</div>
<div id="selecto2" class="grid-item">Să se creeze un vector din cel mult 1000 elemente. Fiecare element – din <b>intervalul</b> (0,10). Afișare din rând nou</div>
<div id="selecto3" class="grid-item">Să se calculeze a+b-c de n ori. Rezultatele <b>pare</b> – în vectorul vRP, rezultatele <b>impare</b> – in vRI</div>
<div id="selecto4" class="grid-item">Să se afișeze vectorul <b>invers</b></div>
<div id="selecto5" class="grid-item">Să se afișeze fiecare <b>jumătate</b> a vectorului din rând nou</div>
<div id="selecto6" class="grid-item">Să se afișeze fiecare <b>treime</b> a vectorului din rând nou</div>
<div id="selecto7" class="grid-item">Să se afișeze fiecare <b>pătrime</b> a vectorului din rând nou</div>
</div>
<h2>Vectori. Suma:</h2>