1/*2PATTERN:30038-void.c:22: error: 'void' must be the only parameter40038-void.c:27: warning: 'a' defined but not used50038-void.c:28: error: 'void' must be the only parameter60038-void.c:33: warning: 'a' defined but not used70038-void.c:34: error: 'void' must be the only parameter80038-void.c:39: warning: 'b' defined but not used90038-void.c:39: warning: 'a' defined but not used100038-void.c:49: error: too many arguments in function call110038-void.c:50: error: too few arguments in function call120038-void.c:52: error: too many arguments in function call130038-void.c:53: error: too few arguments in function call140038-void.c:54: error: too few arguments in function call150038-void.c:56: error: too few arguments in function call160038-void.c:58: error: too many arguments in function call17too many errors18.19*/2021int22f1(void, int a)23{24 return 0;25}2627int28f2(int a, void)29{30 return 0;31}3233int34f3(int a, void, int b)35{36 return 0;37}3839int40f4(void)41{42 return 0;43}4445int46main()47{48 f1(1);49 f1(1, 2);50 f1();51 f2(1);52 f2(1, 2);53 f2();54 f3(1);55 f3(1, 2);56 f3();57 f4();58 return f4(1);59}