package main

import (
    "fmt"
    "math"
)

func main() {
    fmt.Printf("int    : %d ~ %d\n", math.MinInt, math.MaxInt)
    fmt.Printf("int8   : %d ~ %d\n", math.MinInt8, math.MaxInt8)
    fmt.Printf("int16  : %d ~ %d\n", math.MinInt16, math.MaxInt16)
    fmt.Printf("int32  : %d ~ %d\n", math.MinInt32, math.MaxInt32)
    fmt.Printf("int64  : %d ~ %d\n", math.MinInt64, math.MaxInt64)
    fmt.Printf("uint   : 0 ~ %d\n", uint64(math.MaxUint))
    fmt.Printf("uint8  : 0 ~ %d\n", math.MaxUint8)
    fmt.Printf("uint16 : 0 ~ %d\n", math.MaxUint16)
    fmt.Printf("uint32 : 0 ~ %d\n", math.MaxUint32)
    fmt.Printf("uint64 : 0 ~ %d\n", uint64(math.MaxUint64))
}

int    : -9223372036854775808 ~ 9223372036854775807
int8   : -128 ~ 127
int16  : -32768 ~ 32767
int32  : -2147483648 ~ 2147483647
int64  : -9223372036854775808 ~ 9223372036854775807
uint   : 0 ~ 18446744073709551615
uint8  : 0 ~ 255
uint16 : 0 ~ 65535
uint32 : 0 ~ 4294967295
uint64 : 0 ~ 18446744073709551615