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justhomework/SoftwareDesign/Code/Lab2-3_Calculator4490_v3/cal.h
iridiumR 19ba10a89f 2-3
2022-04-19 21:45:51 +08:00

5 lines
93 B
C++

#ifndef CAL_H
#define CAL_H
#include <iostream>
double cal(std::string exp);
#endif // CAL_H