dev: define spec issue #18

src/users/response_behaviors.hpp

+#include "log_user_stat.hpp"
+#include "queue.hpp"
+
+using namespace std;
+
+bool rigid_job(shared_ptr<Job> job, Profile *profile, LoggerUserStat *logger,
+    double random_number);
+
+bool renounce_job(shared_ptr<Job> job, Profile *profile, LoggerUserStat *logger,
+    double random_number);
+
+bool reconfig_job(shared_ptr<Job> job, Profile *profile, LoggerUserStat *logger,
+    double random_number);
+
+bool degrad_space_job(shared_ptr<Job> &job, Profile *profile,
+    LoggerUserStat *logger, double random_number);
+
+bool degrad_time_job(shared_ptr<Job> &job, Profile *profile,
+    LoggerUserStat *logger, double random_number);
+
+bool delay_job(double new_time, shared_ptr<Job> job,
+    Queue *original_trace, LoggerUserStat *logger, double random_number);
+
+bool C_you_later_job(double next_time, shared_ptr<Job> job,
+    Queue *original_trace, LoggerUserStat *logger, double random_number);
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