摘要: #includeint isop(char op){ char OP[6] = {'+','-','*','/','(',')'}; int i; for(i = 0;i = '0' && digi ='a' && letter = 'A' && letter 0; i--) { if(stack[i] == '(') { printf("error"); return 阅读全文
posted @ 2014-03-06 17:09 hcs2024 阅读(188) 评论(0) 推荐(0) 编辑