package main
import ("fmt"
"math/rand"
)
func goDegreeOfVertex(c chan int, v, n int,A [][] bool) {
degree :=0
for i :=0;i < n; i++ {if A[v][i] {degree++} }
c <- degree
}
func pCountEdge(n int,A [][] bool) (edges int) {
c := make(chan int)
for i:= 0; i < n; i++ {go goDegreeOfVertex(c,i,n,A) }
edges = 0
for i := 0; i < n; i++ {
edges += <- c
}
close(c)
return edges/2
}
func losuj(n int,A [][] bool) {
A[n-1][n-1]=false
for i := 0; i < n-1; i++ { A[i][i]=false;
for j :=i+1; j < n; j++ {
x := (rand.Float64() <= 0.5);
//fmt.Printf("%d ",x);
A[i][j] =x; A[j][i]=x
}
}
}
func pokaz(n int,A [][] bool) {
for i := 0; i < n; i++ {
for j := 0; j < n; j++ {
fmt.Printf("%d ",A[i][j]);
}
fmt.Println()
}
}
func main() {
YSize :=5
XSize :=5
picture := make([][]bool, YSize)
for i := range picture {
picture[i] = make([]bool, XSize)
}
losuj(XSize,picture)
pokaz(XSize,picture)
fmt.Println("Ilosc krawedzi w grafie",pCountEdge(XSize,picture))
}
{"html5":"htmlmixed","css":"css","javascript":"javascript","php":"php","python":"python","ruby":"ruby","lua":"text\/x-lua","bash":"text\/x-sh","go":"go","c":"text\/x-csrc","cpp":"text\/x-c++src","diff":"diff","latex":"stex","sql":"sql","xml":"xml","apl":"apl","asterisk":"asterisk","c_loadrunner":"text\/x-csrc","c_mac":"text\/x-csrc","coffeescript":"text\/x-coffeescript","csharp":"text\/x-csharp","d":"d","ecmascript":"javascript","erlang":"erlang","groovy":"text\/x-groovy","haskell":"text\/x-haskell","haxe":"text\/x-haxe","html4strict":"htmlmixed","java":"text\/x-java","java5":"text\/x-java","jquery":"javascript","mirc":"mirc","mysql":"sql","ocaml":"text\/x-ocaml","pascal":"text\/x-pascal","perl":"perl","perl6":"perl","plsql":"sql","properties":"text\/x-properties","q":"text\/x-q","scala":"scala","scheme":"text\/x-scheme","tcl":"text\/x-tcl","vb":"text\/x-vb","verilog":"text\/x-verilog","yaml":"text\/x-yaml","z80":"text\/x-z80"}