/in/foo.cc: In function 'int main()':
/in/foo.cc:9:19: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'char (*)[100]' [-Wformat=]
     scanf("%s",&s1);           //输入飞碟名与小组名
                   ^
/in/foo.cc:10:19: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'char (*)[100]' [-Wformat=]
     scanf("%s",&s2);
                   ^

FormatError('config file not found',)