【填空题】以下程序输入一个学生的成绩(在0~100分之间,超出此范围显示错),进行五级评分并显示。请填空使程序完整、正确。#include int main(){ int score; scanf( "%d", &score ); printf( "%d->", score ); if ( ____) switch ( ____) { case 10: case 9: printf( "优秀\n" ); break; case 8: printf( "良好\n" ); break; case 7: printf( "一般\n" ); break; case 6: printf( "及格\n" ); ____; default: printf( "不及格\n" ); } else printf( "输入错误\n" ); return(0);}