diff --git a/is_digit/.vscode/launch.json b/is_digit/.vscode/launch.json
new file mode 100644
index 0000000..3215459
--- /dev/null
+++ b/is_digit/.vscode/launch.json
@@ -0,0 +1,29 @@
+{
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "(lldb) Launch x64",
+            "type": "lldb",
+            "request": "launch",
+            "program": "${workspaceFolder}/build/is_digit",
+            "cwd": "${workspaceFolder}/build",
+            "preLaunchTask": "asm64",
+        },
+        {
+            "name": "(gdb) Launch x64",
+            "type": "cppdbg",
+            "request": "launch",
+            "program": "${workspaceFolder}/build/is_digit",
+            "cwd": "${workspaceFolder}/build",
+            "preLaunchTask": "asm64"
+        },
+        {
+            "name": "(gdb+gcc) Launch x64",
+            "type": "cppdbg",
+            "request": "launch",
+            "program": "${workspaceFolder}/build/is_digit",
+            "cwd": "${workspaceFolder}/build",
+            "preLaunchTask": "asm64+gcc"
+        }
+    ]
+}
\ No newline at end of file
diff --git a/is_digit/.vscode/tasks.json b/is_digit/.vscode/tasks.json
new file mode 100644
index 0000000..70c95a1
--- /dev/null
+++ b/is_digit/.vscode/tasks.json
@@ -0,0 +1,53 @@
+{
+    "version": "2.0.0",
+    "tasks": [
+        {
+            "label": "asm64",
+            "type": "shell",
+            "command": [
+                "builddir=${workspaceFolder}/build;",
+                "mkdir -p $builddir;",
+                "rawfilename=$builddir/is_digit;",
+                "nasm -gdwarf -f elf64 -o $rawfilename.o ${workspaceFolder}/is_digit.asm;",
+                "ld -g -o $rawfilename $rawfilename.o;"
+            ],
+            "problemMatcher": {
+                "pattern": {
+                    "regexp": "error"
+                }
+            },
+            "presentation": {
+                "focus": true,
+                "panel": "dedicated",
+                "reveal": "silent",
+                "clear": true
+            },
+            "group": {
+                "kind": "build",
+                "isDefault": true
+            }
+        },
+        {
+            "label": "asm64+gcc",
+            "type": "shell",
+            "command": [
+                "builddir=${workspaceFolder}/build;",
+                "mkdir -p $builddir;",
+                "rawfilename=$builddir/is_digit;",
+                "nasm -gdwarf -f elf64 -o $rawfilename.o ${workspaceFolder}/is_digit.asm;",
+                "gcc -o $rawfilename $rawfilename.o;"
+            ],
+            "problemMatcher": {
+                "pattern": {
+                    "regexp": "error"
+                }
+            },
+            "presentation": {
+                "focus": true,
+                "panel": "dedicated",
+                "reveal": "silent",
+                "clear": true
+            },
+        }
+    ]
+}
\ No newline at end of file
diff --git a/is_digit/is_digit.asm b/is_digit/is_digit.asm
new file mode 100644
index 0000000..02b2fb7
--- /dev/null
+++ b/is_digit/is_digit.asm
@@ -0,0 +1,79 @@
+global _start
+
+section .data
+g_buff times 10 db 0
+g_buffLen dq 0
+g_digit db "Digit"
+g_digitLen dq $-g_digit
+g_notDigit db "Not a digit"
+g_notDigitLen dq $-g_notDigit
+
+section .text
+default rel
+
+_start:
+    call read_text
+    
+    movzx rax, byte [g_buff]   ; первый символ
+
+    cmp rax, '0'
+    jl .notDigit
+    cmp rax, '9'
+    jg .notDigit
+.digit:
+    lea rsi, [g_digit]
+    mov rdx, [g_digitLen]
+    jmp .write
+.notDigit:
+    lea rsi, [g_notDigit]
+    mov rdx, [g_notDigitLen]
+
+.write:
+    call write_text
+
+    mov rax, 60
+    mov rdi, 0
+    syscall
+
+; Функция читает текст в буффер
+; Регистры не изменяет
+read_text:
+    push rax
+    push rdi
+    push rsi
+    push rdx
+
+    mov rax, 0          ; sys_read
+    mov rdi, 0          ; stdin
+    lea rsi, [rel g_buff]       ; адрес буфера
+    mov rdx, 256        ; количество байт
+    syscall
+    mov [g_buffLen], rax
+
+    pop rdx
+    pop rsi
+    pop rdi
+    pop rax
+    ret
+
+; Функция выводит buff
+; In:
+;   - RSI - начало буфера
+;   - RDX - размер буфера
+; Регистры не изменяет
+write_text:
+    push rax
+    push rdi
+    push rsi
+    push rdx
+
+    mov rax, 1          ; sys_write
+    mov rdi, 1          ; stdout
+    syscall
+    mov [g_buffLen], rax
+
+    pop rdx
+    pop rsi
+    pop rdi
+    pop rax
+    ret
\ No newline at end of file
diff --git a/min/.vscode/launch.json b/min/.vscode/launch.json
new file mode 100644
index 0000000..d5e55e6
--- /dev/null
+++ b/min/.vscode/launch.json
@@ -0,0 +1,29 @@
+{
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "(lldb) Launch x64",
+            "type": "lldb",
+            "request": "launch",
+            "program": "${workspaceFolder}/build/min",
+            "cwd": "${workspaceFolder}/build",
+            "preLaunchTask": "asm64",
+        },
+        {
+            "name": "(gdb) Launch x64",
+            "type": "cppdbg",
+            "request": "launch",
+            "program": "${workspaceFolder}/build/min",
+            "cwd": "${workspaceFolder}/build",
+            "preLaunchTask": "asm64"
+        },
+        {
+            "name": "(gdb+gcc) Launch x64",
+            "type": "cppdbg",
+            "request": "launch",
+            "program": "${workspaceFolder}/build/min",
+            "cwd": "${workspaceFolder}/build",
+            "preLaunchTask": "asm64+gcc"
+        }
+    ]
+}
\ No newline at end of file
diff --git a/min/.vscode/tasks.json b/min/.vscode/tasks.json
new file mode 100644
index 0000000..40e188e
--- /dev/null
+++ b/min/.vscode/tasks.json
@@ -0,0 +1,53 @@
+{
+    "version": "2.0.0",
+    "tasks": [
+        {
+            "label": "asm64",
+            "type": "shell",
+            "command": [
+                "builddir=${workspaceFolder}/build;",
+                "mkdir -p $builddir;",
+                "rawfilename=$builddir/min;",
+                "nasm -gdwarf -f elf64 -o $rawfilename.o ${workspaceFolder}/min.asm;",
+                "ld -g -o $rawfilename $rawfilename.o;"
+            ],
+            "problemMatcher": {
+                "pattern": {
+                    "regexp": "error"
+                }
+            },
+            "presentation": {
+                "focus": true,
+                "panel": "dedicated",
+                "reveal": "silent",
+                "clear": true
+            },
+            "group": {
+                "kind": "build",
+                "isDefault": true
+            }
+        },
+        {
+            "label": "asm64+gcc",
+            "type": "shell",
+            "command": [
+                "builddir=${workspaceFolder}/build;",
+                "mkdir -p $builddir;",
+                "rawfilename=$builddir/min;",
+                "nasm -gdwarf -f elf64 -o $rawfilename.o ${workspaceFolder}/min.asm;",
+                "gcc -o $rawfilename $rawfilename.o;"
+            ],
+            "problemMatcher": {
+                "pattern": {
+                    "regexp": "error"
+                }
+            },
+            "presentation": {
+                "focus": true,
+                "panel": "dedicated",
+                "reveal": "silent",
+                "clear": true
+            },
+        }
+    ]
+}
\ No newline at end of file
diff --git a/min/min.asm b/min/min.asm
new file mode 100644
index 0000000..8f5bd39
--- /dev/null
+++ b/min/min.asm
@@ -0,0 +1,94 @@
+global _start
+
+section .data
+arr db 5, 7, 3, 1, 2
+arrEnd:
+
+buff times 32 db 0
+buffend:
+count dq 0
+
+section .text
+default rel
+
+_start:
+    mov al, 0xFF
+    lea rsi, [arr]
+    lea rdi, [arrEnd]
+
+.while:
+    movzx rbx, byte [rsi]   ; текущее число
+    cmp rbx, rax
+    cmovl rax, rbx
+    inc rsi
+    cmp rsi, rdi
+    jne .while
+
+    call print_num_to_buf
+    
+    mov rdx, [count]
+    call write_text
+
+    mov rax, 60
+    mov rdi, 0
+    syscall
+
+
+; Функция выводит buff
+; In:
+;   - RSI - начало буфера
+;   - RDX - размер буфера
+; Регистры не изменяет
+write_text:
+    push rax
+    push rdi
+    push rsi
+    push rdx
+
+    mov rax, 1          ; sys_write
+    mov rdi, 1          ; stdout
+    syscall
+    mov [count], rax
+
+    pop rdx
+    pop rsi
+    pop rdi
+    pop rax
+    ret
+
+
+; Функция выводит число в buff
+; In: RAX 
+; Out: RSI - указатель на начало строки
+print_num_to_buf:
+    lea rsi, [buffend]
+    dec rsi
+
+    mov rdi, rsi            ; сохранить последний адрес
+    mov byte [rsi], 0       ; вписать нуль
+    dec rsi
+    mov byte [rsi], 0xA     ; вписать перенос строки
+    dec rsi
+    mov byte [rsi], '0'
+
+    test rax, rax
+    jz .return
+
+    mov rcx, 10         ; десятичный делитель
+
+    .while:
+        xor rdx, rdx
+        test rax, rax
+        jz .break
+        div rcx
+        or dl, 0x30
+        mov [rsi], dl
+        dec rsi
+        jmp .while
+.break:
+    inc rsi
+.return:
+    sub rdi, rsi
+    inc rdi
+    mov [count], rdi
+    ret
diff --git a/nasm.code-workspace b/nasm.code-workspace
index 6e71d7c..999dc31 100644
--- a/nasm.code-workspace
+++ b/nasm.code-workspace
@@ -12,6 +12,12 @@
 		{
 			"path": "repeat_str"
 		},
+		{
+			"path": "min"
+		},
+		{
+			"path": "is_digit"
+		},
 		{
 			"path": "docs"
 		},