vs2022遇到c2146语法错误: 缺少“;”(在标识符“cout”的前面)

问题:再检查代码无任何语法错误但任然报错,且切换vs code无任何问题
原因:文件编码错误
解决方式:右上角菜单栏文件->高级文件保存选项->修改编码如图
在这里插入图片描述

“qua”: 重定义;不同的类型修饰符 qua 不是模板 “constexpr”在此处无效 “int qua”: 重定义 “qua”: 重定义;不同的类型修饰符 “qua”: 重定义;多次初始化 “Q”: 重定义;以前的定义是“模板参数” “Q”: 重定义;以前的定义是“模板参数” “RAND_MAX”: 未声明的标识符 “rand”: 找不到标识符 “{”: 缺少函数标题(是否是老式的形式表?) “{”: 缺少函数标题(是否是老式的形式表?) “{”: 缺少函数标题(是否是老式的形式表?) “{”: 缺少函数标题(是否是老式的形式表?) “{”: 缺少函数标题(是否是老式的形式表?) 不可识别的模板声明/定义 不可识别的模板声明/定义 不可识别的模板声明/定义 不可识别的模板声明/定义 不可识别的模板声明/定义 不可识别的模板声明/定义 不可识别的模板声明/定义 不可识别的模板声明/定义 不可识别的模板声明/定义 内联变量至少需要 "/std:c++17" 内联变量至少需要 "/std:c++17" 内联变量至少需要 "/std:c++17" 内联变量至少需要 "/std:c++17" 内联变量至少需要 "/std:c++17" 内联变量至少需要 "/std:c++17" 内联变量至少需要 "/std:c++17" 应由“>”终止 模板参数列表,却找到“>=” 应由“>”终止 模板参数列表,却找到“>” 应由“>”终止 模板参数列表,却找到“>” 应由“>”终止 模板参数列表,却找到“>” 应输入“)” 应输入“)” 应输入声明 应输入标识符 应输入标识符 意外的类型“void” 未定义标识符 "qualifier" 特性 "nodiscard" 在此处不适用 缺少类型说明符 - 假定为 int。注意: C++ 不支持默认 int 缺少类型说明符 - 假定为 int。注意: C++ 不支持默认 int 缺少类型说明符 - 假定为 int。注意: C++ 不支持默认 int 缺少类型说明符 - 假定为 int。注意: C++ 不支持默认 int 缺少类型说明符 - 假定为 int。注意: C++ 不支持默认 int 语法错误: 标识符“qualifier” 语法错误: 标识符“qualifier” 语法错误: 标识符“qualifier” 语法错误: 标识符“qualifier” 语法错误: 标识符“qualifier” 语法错误: 标识符“qualifier” 语法错误: 缺少)”(在“;”的前面) 语法错误: 缺少)”(在“>”的前面) 语法错误: 缺少)”(在“>”的前面) 语法错误: 缺少“;”(在“<”的前面) 语法错误: 缺少“;”(在“<”的前面) 语法错误: 缺少“;”(在“<”的前面) 语法错误: 缺少“;”(在“<”的前面) 语法错误: 缺少“;”(在“<”的前面) 语法错误: 缺少“;”(在“<”的前面) 语法错误: 缺少“;”(在“{”的前面) 语法错误: 缺少“;”(在“{”的前面) 语法错误: 缺少“;”(在“{”的前面) 语法错误: 缺少“;”(在“{”的前面) 语法错误: 缺少“;”(在“{”的前面) 语法错误: 缺少“;”(在“{”的前面) 语法错误:)语法错误:)语法错误:)语法错误:“<” 语法错误:“<” 语法错误:“<” 语法错误:“<” 语法错误:“<” 语法错误:“>” 语法错误:“>” 语法错误:“return” 错误计数超过 100;正在停止编译
12-03
1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(19): error C2061: 语法错误: 标识符“acosf” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(19): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(19): error C2061: 语法错误: 标识符“asinf” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(19): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(20): error C2061: 语法错误: 标识符“atanf” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(20): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(20): error C2061: 语法错误: 标识符“atan2f” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(20): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(20): error C2061: 语法错误: 标识符“ceilf” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(20): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(21): error C2061: 语法错误: 标识符“cosf” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(21): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(21): error C2061: 语法错误: 标识符“coshf” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(21): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(21): error C2061: 语法错误: 标识符“expf” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(21): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(22): error C2061: 语法错误: 标识符“fabsf” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(22): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(22): error C2061: 语法错误: 标识符“floorf” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(22): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(22): error C2061: 语法错误: 标识符“fmodf” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(22): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(23): error C2061: 语法错误: 标识符“frexpf” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(23): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(23): error C2061: 语法错误: 标识符“ldexpf” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(23): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(23): error C2061: 语法错误: 标识符“logf” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(23): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(24): error C2061: 语法错误: 标识符“log10f” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(24): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(24): error C2061: 语法错误: 标识符“modff” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(24): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(24): error C2061: 语法错误: 标识符“powf” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(24): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(25): error C2061: 语法错误: 标识符“sinf” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(25): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(25): error C2061: 语法错误: 标识符“sinhf” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(25): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(25): error C2061: 语法错误: 标识符“sqrtf” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(25): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(26): error C2061: 语法错误: 标识符“tanf” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(26): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(26): error C2061: 语法错误: 标识符“tanhf” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(26): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(28): error C2061: 语法错误: 标识符“acosl” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(28): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(28): error C2061: 语法错误: 标识符“asinl” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(28): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(29): error C2061: 语法错误: 标识符“atanl” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(29): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(29): error C2061: 语法错误: 标识符“atan2l” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(29): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(29): error C2061: 语法错误: 标识符“ceill” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(29): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(30): error C2061: 语法错误: 标识符“cosl” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(30): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(30): error C2061: 语法错误: 标识符“coshl” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(30): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(30): error C2061: 语法错误: 标识符“expl” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(30): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(31): error C2061: 语法错误: 标识符“fabsl” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(31): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(31): error C2061: 语法错误: 标识符“floorl” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(31): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(31): error C2061: 语法错误: 标识符“fmodl” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(31): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(32): error C2061: 语法错误: 标识符“frexpl” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(32): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(32): error C2061: 语法错误: 标识符“ldexpl” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(32): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(32): error C2061: 语法错误: 标识符“logl” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(32): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(33): error C2061: 语法错误: 标识符“log10l” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(33): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(33): error C2061: 语法错误: 标识符“modfl” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(33): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(33): error C2061: 语法错误: 标识符“powl” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(33): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(34): error C2061: 语法错误: 标识符“sinl” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(34): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(34): error C2061: 语法错误: 标识符“sinhl” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(34): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(34): error C2061: 语法错误: 标识符“sqrtl” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(34): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(35): error C2061: 语法错误: 标识符“tanl” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(35): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(35): error C2061: 语法错误: 标识符“tanhl” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(35): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(37): error C2061: 语法错误: 标识符“abs” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(37): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(39): error C2061: 语法错误: 标识符“acos” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(39): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(39): error C2061: 语法错误: 标识符“asin” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(39): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(40): error C2061: 语法错误: 标识符“atan” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(40): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(40): error C2061: 语法错误: 标识符“atan2” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(40): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(40): error C2061: 语法错误: 标识符“ceil” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(40): error C2059: 语法错误:“;” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(41): error C2061: 语法错误: 标识符“cos” 1>c:\program files (x86)\microsoft visual studio 10.0\vc\include\cmath(41): fatal error C1003: 错误计数超过 100;正在停止编译 1>根据错误修改再次生成
11-18
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