Is run work or not?(include C ,C++ and C#)

Question

when you click "run" and Is this took you long time, too(html css and etc)? I use in the computer.

C, C# and C++:
here is example:

#include <stdio.h>

int main() {
    printf("Hello, World!\n");
    return 0;
}

when i click "run" and what i got this:

../Playground/: ../Playground/-linux-gnu/crt1.o: in function `_start':
(.text+0x20): undefined reference to `main'
collect2: error: ld returned 1 exit status

something wrong? sorry my english

Answer 1

and i got:
../Playground/: ../Playground/-linux-gnu/crt1.o: in function `_start':
(.text+0x20): undefined reference to `main'
collect2: error: ld returned 1 exit status

this should be: "hello world!"
and this isn't work! :/

Answer 2

Every thing is correct in your code.
https://code.sololearn.com/cZnH5oG55jj8/?ref=app

Answer 3

Restart the app

Answer 4

i did, twice! and this isn't work(i use in the computer)

Answer 5

I'm having the same issue. It started when I tried a code and not I seems codes that worked before are coming up as an error. Is there a setting in the playground that changed?

Answer 6

I have no idea :/

Answer 7

same problem here in Java....

Answer 8

i checked again now. and this is work(use computer), you too?