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c++ - 错误 C2065 : 'cout' : undeclared identifier

我正在处理我的编程任务的“驱动程序”部分,但我不断收到这个荒谬的错误:errorC2065:'cout':undeclaredidentifier我什至尝试过使用std::cout,但我收到另一个错误消息:IntelliSense:namespace"std"hasnomember"cout"whenIhave声明usingnamespacestd,includediostream+我什至尝试使用ostream我知道这是一个标准的菜鸟问题,但这让我很困惑,而且我是新手(意思是:我以前编程过......)#includeusingnamespacestd;intmain(){cout我正

nagios报错:./stdio.h:456:1: error: 'gets' undeclared here (not in a function)

[root@localhost nagios-plugins-1.4.16]# ./configure[root@localhost nagios-plugins-1.4.16]# make mv -f .deps/full-write.Tpo .deps/full-write.Pogcc -DHAVE_CONFIG_H -I. -I..  -I../intl   -g -O2 -MT localcharset.o -MD -MP -MF .deps/localcharset.Tpo -c -o localcharset.o localcharset.cIn file included fro

nagios报错:./stdio.h:456:1: error: 'gets' undeclared here (not in a function)

[root@localhost nagios-plugins-1.4.16]# ./configure[root@localhost nagios-plugins-1.4.16]# make mv -f .deps/full-write.Tpo .deps/full-write.Pogcc -DHAVE_CONFIG_H -I. -I..  -I../intl   -g -O2 -MT localcharset.o -MD -MP -MF .deps/localcharset.Tpo -c -o localcharset.o localcharset.cIn file included fro