Add go example programs.

tests/hellogo/.gitignore

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+hellogo

tests/hellogo/Makefile

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+.PHONY: all
+all: hellogo
+
+hellogo: hellogo.go
+	go build -gcflags=all="-N -l" hellogo.go
+
+.PHONY: clean
+clean:
+	rm -f hellogo
+

tests/hellogo/hellogo.go

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+package main
+
+import "fmt"
+
+type MyStruct struct {
+    x string
+    i int
+    f float64
+}
+
+func main() {
+
+    fmt.Println("Hello, Go World!")
+
+    x := "abc"
+    i := 3
+
+    fmt.Println(i)
+    fmt.Println(x)
+
+    ms := &MyStruct{
+        x: "cba",
+        i: 10,
+        f: 11.10335,
+    }
+
+    fmt.Println(ms)
+}
+

tests/hellogopyramid/.gitignore

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+hellogopyramid

tests/hellogopyramid/Makefile

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+.PHONY: all
+all: hellogopyramid
+
+hellogopyramid: hellogopyramid.go
+	go build -gcflags=all="-N -l" hellogopyramid.go
+
+.PHONY: clean
+clean:
+	rm -f hellogopyramid
+

tests/hellogopyramid/hellogopyramid.go

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+// Program in Golang to print Pyramid of Numbers
+
+package main
+
+import "fmt"
+
+func main () {
+
+    var rows,k,temp,temp1 int
+
+    fmt.Print("Enter number of rows : ")
+    fmt.Scan(&rows)
+
+    for i := 1; i <= rows; i++ {
+
+        for j := 1; j <= rows-i; j++ {
+            fmt.Print("  ")
+            temp++
+        }
+
+        for {
+
+            if ( temp <= rows-1) {
+                fmt.Printf(" %d", i+k)
+                temp++
+            }else{
+                temp1++
+                fmt.Printf(" %d", (i+k-2*temp1))
+            }
+
+            k++
+
+            if (k == 2*i-1) {
+                break
+            }
+
+        }
+
+        temp  = 0
+        temp1 = 0
+        k     = 0
+
+        fmt.Println("")
+    }
+
+}
+