Functii+predefinite+in+C

Functii predefinite

include  include ** //pentru a scrie un numar cu format//** //void main// //{ float nr,rad;// //long x,y;// //**nr=3.561456;**// //int z=144;// //x=ceil(nr);// //y=floor(nr);// //rad=sqrt(z);// //clrscr;// //cout<<"numarul de test="<<nr<<endl;// //cout<<"functia ceil- rotunjire in sus= "<**
 * 2) include
 * //ceil va afisa 4- primul numar intreg >=nr//**
 * daca nr= 3.012... va afisa tot 4**
 * //daca nr=3.0 => va afisa 3 daca partea fractionara =0//**
 * cout<**__= =using namespace std;= =int main= ={ float x=4.5347;= =__**printf("%.2f",x);//**__ **2f, 3f... nr.de zecimale**= =return 0;= =}= = =