Sperimentazione di Fisica 1 - Parte Seconda

Codice di esempio

Int main (){return 0;}#include<iostream>...{...std::cin >> xstd::cout << x...}using std::cin using namespace stdusing std::coutusing std::endl /* commento//commento anche se vado a capo*/int sum = 0for (int val = 0, val <= 10, val++){sum = sum + val;} int sum = 0;int val = 0;while (cin >> val){sum = sum + val;val++;}if (condition_1)if (condition) if (condition) statement_1;statement; statement_1; else if (condition_2)else statement_2;statement_2; ...elsestatement_n;int val = 242;int &ref = val;int val = 242;int *ref = &val;int a = 242;cout << “a = “ << a << endl; a = 242cout << “&a = “ << &a << endl; &a = 0xbfb52694int &ref = a; ref = 242cout << “ref = “ << ref << endl; &ref = 0xbfb52694cout << “&ref = “ << &ref << endl; p = 0xbfb52694int *p = &a; &p = 0xbfb52698cout << “p = “

<< p << endl; *p = 242

cout << “&p = “ << &p << endl;

cout << “*p = “ << *p << endl;

struct Nome_Struttura{int a = 0;double b = 2;vector c;string d;};

...

struct complex{double re;double im;}

...

complex z;

z.re = 2

z.im = 42

int months[12]; int a[5] = {1,2,3,4,5}

int b[] = {1,2,3}

const int a = 12; int c[5] = {1,2,3}

int months[a]; a = 1 2 3 4 5

int a = 12; b = 1 2 3

int months[a]; c = 1 2 3 0 0

int numeri[5] = {1,2,3,4,5};

int *first = numeri; //int *first = &numeri[0];

int *last = numeri + 4; //int *last = &numeri[4];

while (first =! last){

cout << *first << endl;

first++;

}

cout << *last << endl;

int *first = begin(numeri);

int *last = end(numeri);

#include<array>...

array<int, 4> a1 = {1,2,3,4};

array<int, 4> a2;

a2.swap(a1);

a2.fill(-1);

int ay[3][4] ={ {1,2,3,4},{5,6,7,8},{9,10,11,12}};

int ay[3][4] = {1,2,3,4,5,6,7,8,9,10,11,12}

#include<string>...

string s1; //stringa

a) {numeri.push_back(a);}
switch (espressione) {
    case caso_1:
        statement
    case caso_2:
        statement
    ...
    default:
        statement
}

do {
    body
} while (test condition)

void swap_value (int a, int b) {
    int temp;
    temp = a;
    a = b;
    b = temp;
}