prog.c:7:1: warning: return type defaults to ‘int’ [-Wimplicit-int]
main()
^~~~
prog.c: In function ‘main’:
prog.c:12:5: warning: implicit declaration of function ‘system’ [-Wimplicit-function-declaration]
system("cls");
^~~~~~
prog.c:13:45: warning: format ‘%s’ expects argument of type ‘char *’, but argument 2 has type ‘char (*)[60]’ [-Wformat=]
printf("Masukkan Nama Anda : ");scanf("%s",&nama);
^
prog.c:20:22: warning: implicit declaration of function ‘exit’ [-Wimplicit-function-declaration]
if(qtygender==3) exit(1);
^~~~
prog.c:20:22: warning: incompatible implicit declaration of built-in function ‘exit’
prog.c:20:22: note: include ‘<stdlib.h>’ or provide a declaration of ‘exit’
prog.c:34:11: warning: implicit declaration of function ‘getche’ [-Wimplicit-function-declaration]
jawab=getche();
^~~~~~
/home/D5rXA9/cc8w0WoB.o: In function `main':
prog.c:(.text.startup+0x3d): undefined reference to `getche'
collect2: error: ld returned 1 exit status