my code run well on windows terminal but in wsl ubuntu it's shows error

Question

In ubuntu, the terminal code is not compiling on the other hand in windows cmd the code is running without error. how can I solve this

#include <stdio.h>
#define MAX 50
int main()
{
    char str[MAX];
  
    // MAX Size if 50 defined
    gets(str);
  
    printf("String is: \n");
  
    // Displaying Strings using Puts
    puts(str);
    printf("\n");
  
    return 0;
}


my screenshots: 

[![windows command prompt ss](https://i.stack.imgur.com/ltdx2.png)](https://i.stack.imgur.com/ltdx2.png)```
[![wsl ubuntu ss](https://i.stack.imgur.com/9Skf4.png)](https://i.stack.imgur.com/9Skf4.png)