examples: update [0;n] to [0].repeat(n)

examples/game_of_life/life.v

@@ -52,7 +52,7 @@ fn main() {
 	for {
 		mut new_field := []array_int
 		for i, line in field {
-			new_field << [0; line.len]
+			new_field << [0].repeat(line.len)
 		}
 		for i, line in field {
 			if i == 0 || i == field.len - 1{continue}

examples/spectral.v

@@ -39,7 +39,7 @@ fn (v mut []f64) times_trans(u []f64) {
 }
 
 fn (v mut []f64) a_times_transp(u []f64) {
-    mut x := [f64(0); u.len]
+    mut x := [f64(0)].repeat(u.len)
     x.times(u)
     v.times_trans(x)
 } 

examples/tetris/tetris.v

@@ -167,7 +167,7 @@ fn (g mut Game) init_game() {
 	g.field = []array_int // TODO: g.field = [][]int
 	// Generate the field, fill it with 0's, add -1's on each edge
 	for i := 0; i < FieldHeight + 2; i++ {
-		mut row := [0; FieldWidth + 2]
+		mut row := [0].repeat(FieldWidth + 2)
 		row[0] = - 1
 		row[FieldWidth + 1] = - 1
 		g.field << row