duplicate symbol _y in:
/Users/archanamehta/Library/Developer/Xcode/DerivedData/GuideforCODGhosts-ftrljupdxywopwckemagyiliitss/Build/Intermediates/GuideforCODGhosts.build/Debug-iphonesimulator/GuideforCODGhosts.build/Objects-normal/i386/SecondaryWeaponsViewController.o
/Users/archanamehta/Library/Developer/Xcode/DerivedData/GuideforCODGhosts-ftrljupdxywopwckemagyiliitss/Build/Intermediates/GuideforCODGhosts.build/Debug-iphonesimulator/GuideforCODGhosts.build/Objects-normal/i386/PrimaryWeaponsViewController.o
ld：架构i386 clang的1个重复符号：错误：链接器命令失败，退出代码为1（使用-v查看调用）
我的申请中有错误。以上是我得到的错误。我不知道该怎么做。请帮忙。
PrimaryWeaponsViewController http://gyazo.com/1dd400959f043bddbc59ec8d0c4f6c60
的.h文件的源代码.h文件的源代码SecondaryWeaponsViewController http://gyazo.com/76b3d1fa2b766e904af41489e36cba60
由于
修改
我在评论部分添加了.m文件