0_0_19989155_30828.cpp:4:6: error: expected nested-name-specifier before '&' token
using namespace std;
^
0_0_19989155_30828.cpp:4:21: error: expected identifier before '&' token
using namespace std;
^
0_0_19989155_30828.cpp:4:26: error: expected constructor, destructor, or type conversion before ';' token
using namespace std;
^
0_0_19989155_30828.cpp:4:27: error: 'std' does not name a type
using namespace std;
^
0_0_19989155_30828.cpp:5:5: error: 'nbsp' declared as reference but not initialized
int main(){
^
0_0_19989155_30828.cpp: In function 'int main()':
0_0_19989155_30828.cpp:6:29: error: 'nbsp' declared as reference but not initialized
int n,m,w;
^
0_0_19989155_30828.cpp:6:34: error: 'n' was not declared in this scope
int n,m,w;
^
0_0_19989155_30828.cpp:6:36: error: 'm' was not declared in this scope
int n,m,w;
^
0_0_19989155_30828.cpp:6:38: error: 'w' was not declared in this scope
int n,m,w;
^
0_0_19989155_30828.cpp:8:31: error: 'cin' was not declared in this scope
while(cin>>n>>m){
^
0_0_19989155_30828.cpp:8:31: note: suggested alternative:
In file included from 0_0_19989155_30828.cpp:1:0:
GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:60:18: note: 'std::cin'
extern istream cin; /// Linked to standard input
^
0_0_19989155_30828.cpp:9:56: error: 'nbsp' declared as reference but not initialized
double av1=0,av2=0,av3=0;
^
0_0_19989155_30828.cpp:9:61: error: 'av1' was not declared in this scope
double av1=0,av2=0,av3=0;
^
0_0_19989155_30828.cpp:9:67: error: 'av2' was not declared in this scope
double av1=0,av2=0,av3=0;
^
0_0_19989155_30828.cpp:9:73: error: 'av3' was not declared in this scope
double av1=0,av2=0,av3=0;
^
0_0_19989155_30828.cpp:10:53: error: conflicting declaration 'int& nbsp'
int sum=0;
^
0_0_19989155_30828.cpp:9:56: note: previous declaration as 'double& nbsp'
double av1=0,av2=0,av3=0;
^
0_0_19989155_30828.cpp:10:58: error: 'sum' was not declared in this scope
int sum=0;
^
0_0_19989155_30828.cpp:11:56: error: redeclaration of 'double& nbsp'
double q[5] ={0};
^
0_0_19989155_30828.cpp:9:56: note: 'double& nbsp' previously declared here
double av1=0,av2=0,av3=0;
^
0_0_19989155_30828.cpp:11:61: error: 'q' was not declared in this scope
double q[5] ={0};
^
0_0_19989155_30828.cpp:11:71: error: expected primary-expression before '=' token
double q[5] ={0};
^
0_0_19989155_30828.cpp:12:53: error: conflicting declaration 'int& nbsp'
int avrage =0;
^
0_0_19989155_30828.cpp:9:56: note: previous declaration as 'double& nbsp'
double av1=0,av2=0,av3=0;
^
0_0_19989155_30828.cpp:12:58: error: 'avrage' was not declared in this scope
int avrage =0;
^
0_0_19989155_30828.cpp:12:70: error: expected primary-expression before '=' token
int avrage =0;
^
0_0_19989155_30828.cpp:13:56: error: redeclaration of 'double& nbsp'
double a[50][5] ={0};
^
0_0_19989155_30828.cpp:9:56: note: 'double& nbsp' previously declared here
double av1=0,av2=0,av3=0;
^
0_0_19989155_30828.cpp:13:61: error: 'a' was not declared in this scope
double a[50][5] ={0};
^
0_0_19989155_30828.cpp:13:88: error: expected primary-expression before '=' token
double a[50][5] ={0};
^
0_0_19989155_30828.cpp:15:57: error: 'nbsp' declared as reference but not initialized
for(int i=0;i<n;i++ ){
^
0_0_19989155_30828.cpp:15:62: error: 'i' was not declared in this scope
for(int i=0;i<n;i++ ){
^
0_0_19989155_30828.cpp:15:69: error: expected ')' before ';' token
for(int i=0;i<n;i++ ){
^
0_0_19989155_30828.cpp:15:70: error: 'i' was not declared in this scope
for(int i=0;i<n;i++ ){
^
0_0_19989155_30828.cpp:15:92: error: expected primary-expression before ')' token
for(int i=0;i<n;i++ ){
^
0_0_19989155_30828.cpp:20:57: error: 'nbsp' declared as reference but not initialized
for(int u=0;u<n;u++){ //求n个学生的平均成绩
^
0_0_19989155_30828.cpp:20:62: error: 'u' was not declared in this scope
for(int u=0;u<n;u++){ //求n个学生的平均成绩
^
0_0_19989155_30828.cpp:20:69: error: expected ')' before ';' token
for(int u=0;u<n;u++){ //求n个学生的平均成绩
^
0_0_19989155_30828.cpp:20:70: error: 'u' was not declared in this scope
for(int u=0;u<n;u++){ //求n个学生的平均成绩
^
0_0_19989155_30828.cpp:31:57: error: 'nbsp' declared as reference but not initialized
for(int e=0;e<m;e++){ //求m门课的平均成绩
^
0_0_19989155_30828.cpp:31:62: error: 'e' was not declared in this scope
for(int e=0;e<m;e++){ //求m门课的平均成绩
^
0_0_19989155_30828.cpp:31:69: error: expected ')' before ';' token
for(int e=0;e<m;e++){ //求m门课的平均成绩
^
0_0_19989155_30828.cpp:31:70: error: 'e' was not declared in this scope
for(int e=0;e<m;e++){ //求m门课的平均成绩
^
0_0_19989155_30828.cpp:45:57: error: 'nbsp' declared as reference but not initialized
for(int w=0;w<n;w++){
^
0_0_19989155_30828.cpp:45:69: error: expected ')' before ';' token
for(int w=0;w<n;w++){
^
0_0_19989155_30828.cpp:54:49: error: 'cout' was not declared in
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