ios 计算器

#import "ds.h" #import <Foundation/Foundation.h> @interface CALC:NSObject { } +(int) stackt:(stack **)p; +(int) stacke:(stack *)p; +(int) stacktake:(stack *)p:(char *)x; +(int) stackinto:(stack **)p:(char) m; +(int) stackout:(stack **)p:(char *)x; +(void) out:(stack *)p; +(int) Distinguish:(char )m; +(int) Priority:(char) m; +(int) Rule:(char [])m; +(void) Suffix:(stack **)p:(char[])m; +(float) Calculation:(stack **)p; @end//CALC