Question

Figure 〈 1013 > int main pid t pidfork if (pid0) printt "In child process: x*d\n",-x) exit (0) printf ("In parent process: x return 0 *d\n", ++x)

Answer 1

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#include <stdio.h>
#include <ntsid.h>
#include <zconf.h>
#include <stdlib.h>

int x = 4;
int main ()
{
    pid_t pid = fork();
    if (pid == 0){
       printf("In Child process: x = %d\n", --x);
        exit(0);
    }
    printf("In parent processs: x = %d\n", ++x);
    return 0;
}

-------------------------------------------------------------------------------------------------
//output

In Child process: x = 3

In parent processs: x = 5

| Fork [-/CLionProjects/Fork] - ../main.c -Fork main.c * ÷ *ー △CMakeLists.txtー..maine #include <stdio.h> #include <ntsid.h> include <zconf.h> clude estdlib.h Project ▼ Fork-/CLionProjects/Fork 兴ー1111 External Libraries Scratches and Consoles int x = 4; 7 ト | int main () pid,t pid fork(); if (pid=e){ 10 printf("In Child process: x、d\n", -) ; exit(e); 12 13 14 15 16 17 printf( "In parent processs : return 8 、dn", +#x); x Fork × Rune In parent processs: x·5 In Child process: 3 Process finished with exit code Terminal İCMake Q: Messages Build finished in 428 ms (moments ago) 4:Run 5:T000 Q Event Log 17:1 LF; UTF-8; Context: Fork[D] 4 spaces: