Compilation of linux C language

The art of asking questions is to describe them clearly. You only sent the compiled error report, not the source code. Do you think people are fortune tellers?

C program needs a main function (the main function can be omitted, but only if the entry function is made by itself).

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Try the following code yourself:

# include & ltstdio.h & gt

int？ Master ()

{

int？ x =- 1；

Not signed? u = 2 147；

printf("x=%u "，x)；

Return? 0;

}