#include<bits/stdc++.h>
using namespace std;#define AC 0
#define WA 1void jscanf(FILE *&fin, const char *format, ...) {va_list args;va_start(args, format);   /* 初始化变长参数列表 */int ret = vfscanf(fin, format, args);va_end(args);         /* 结束使用变长参数列表 */if (ret == EOF) {printf("When reading data, the program crashes because EOF is encountered in advance.\n");exit(WA);}
}bool is_whitespace(const char c) {return c == ' ' || c == '\t' || c == '\n' || c == '\r';
}//检查用户是否存在多余输出
int read_until_eof(FILE *&fp) {char ch = fgetc(fp);while (ch != EOF && is_whitespace(ch)) {ch = fgetc(fp);}if (ch != EOF) {printf("There is redundant content in user output\n");return WA;}return AC;
}int judge(FILE *&std_in, FILE *&std_out, FILE *&user_out);int main(int argc, char *args[]) {if (argc <= 1) {printf("Please enter the path of input file, output file, and contestant output file in turn:\n");for (int i = 1; i <= 3; i++) {args[i] = new char[100];scanf("%s", args[i]);}}FILE *in = fopen(args[1], "r");   //测试输入FILE *out = fopen(args[2], "r");  //测试输出FILE *user = fopen(args[3], "r"); //用户输出if (in == NULL)printf("No such a file with path %s\n", args[1]);if (out == NULL)printf("No such a file with path %s\n", args[2]);if (user == NULL)printf("No such a file with path %s\n", args[3]);int result = AC;if (!in || !out ||!user)result = WA;if (judge(in, out, user) != AC || read_until_eof(user) != AC)result = WA;fclose(in);fclose(out);fclose(user);return result;
}
/*************************** 以上内容请勿修改！！！ ***********************//*************************** 请在下面的jduge函数体内编写特判逻辑！ ***********************/
int judge(FILE *&std_in, FILE *&std_out, FILE *&user_out) {/*** std_in: 标准输入文件* std_out: 标准输出文件* user_out: 用户输出文件* 1. 请务必使用jscanf(FILE*, char*, ...)函数读取数据，用法与fscanf()相同* 2. 你可以使用标准输出（printf或cout）向参赛选手展示错误原因** 以下部分是特判程序，需要出题人根据题意去判断用户的答案是否正确。*/double i, a, b;//jscanf(std_in, "%lf", &i); //由于该案例的特判不使用输入数据，故无需从std_in读取数据jscanf(std_out, "%lf", &a);//读取标准答案jscanf(user_out, "%lf", &b);//读取参赛选手输出的答案if (fabs(a - b) > 1e-6) {printf("Your result is beyond the scope of the answer! \n");printf("The absolute difference between your result and the standard answer is %.9f\n", fabs(a - b));return WA;}printf("Yes\n"); //这句可以不写，仅提示选手通过了一组测试数据return AC;
}

cd /home/judge/data/题号/
g++ spj.cpp -o spj
chmod +x spj