为什么照着参考程序输进去后结果是这样:(虽然能编译得通) hello.c: In function 'main': hello.c:12:9: error: stray '\357' in program printf("%s\n","今年是平年"); ^ hello.c:12:9: error: stray '\274' in program hello.c:12:9: error: stray '\233' in program hello.c:13:5: error: expected ';' before '}' token } ^