/in/exam3_matrix.cpp:3:1: error: 'intMatri' does not name a type; did you mean 'intMatrix'?
 intMatri::intMatrix(int row, int col){
 ^~~~~~~~
 intMatrix
/in/exam3_matrix.cpp:8:1: error: 'intMatri' does not name a type; did you mean 'intMatrix'?
 intMatri::~intMatrix(){
 ^~~~~~~~
 intMatrix
/in/exam3_matrix.cpp:12:5: error: 'intMatri' has not been declared
 int intMatri::getRowSize(){
     ^~~~~~~~
/in/exam3_matrix.cpp: In function 'int getRowSize()':
/in/exam3_matrix.cpp:13:12: error: 'rows' was not declared in this scope
     return rows;
            ^~~~
/in/exam3_matrix.cpp: At global scope:
/in/exam3_matrix.cpp:16:5: error: 'intMatri' has not been declared
 int intMatri::getColumnSize(){
     ^~~~~~~~
/in/exam3_matrix.cpp: In function 'int getColumnSize()':
/in/exam3_matrix.cpp:17:12: error: 'cols' was not declared in this scope
     return cols;
            ^~~~
/in/exam3_matrix.cpp: At global scope:
/in/exam3_matrix.cpp:19:6: error: 'intMatri' has not been declared
 void intMatri::fillFrom(std::vector<int> &source){
      ^~~~~~~~
/in/exam3_matrix.cpp: In function 'void fillFrom(std::vector<int>&)':
/in/exam3_matrix.cpp:21:20: error: 'col' was not declared in this scope
     int row = size/col;
                    ^~~
/in/exam3_matrix.cpp:22:14: error: 'rows' was not declared in this scope
     if(row > rows) printf("size unmatched\n");
              ^~~~
/in/exam3_matrix.cpp:22:14: note: suggested alternative: 'row'
     if(row > rows) printf("size unmatched\n");
              ^~~~
              row
/in/exam3_matrix.cpp:23:14: error: 'flatternArrary' was not declared in this scope
     int *p = flatternArrary;
              ^~~~~~~~~~~~~~
/in/exam3_matrix.cpp:24:29: error: 'size' cannot be used as a function
     for(int i = 0; i < size(); i++){
                             ^
/in/exam3_matrix.cpp:25:22: error: no match for call to '(std::vector<int>) (int&)'
         *p = source(i);
                      ^
/in/exam3_matrix.cpp: At global scope:
/in/exam3_matrix.cpp:29:5: error: 'intMatri' has not been declared
 int intMatri::getElement(int rowNum, int colNum){
     ^~~~~~~~
/in/exam3_matrix.cpp: In function 'int getElement(int, int)':
/in/exam3_matrix.cpp:31:28: error: 'cols' was not declared in this scope
     count = (rowNum - 1) * cols + colNum;
                            ^~~~
/in/exam3_matrix.cpp:32:14: error: 'flatternArrary' was not declared in this scope
     int *p = flatternArrary;
              ^~~~~~~~~~~~~~
/in/exam3_matrix.cpp: At global scope:
/in/exam3_matrix.cpp:40:6: error: 'intMatri' has not been declared
 void intMatri::saveTo(std::string fileName){
      ^~~~~~~~
/in/exam3_matrix.cpp: In function 'void saveTo(std::__cxx11::string)':
/in/exam3_matrix.cpp:40:35: error: unused parameter 'fileName' [-Werror=unused-parameter]
 void intMatri::saveTo(std::string fileName){
                                   ^~~~~~~~
cc1plus: all warnings being treated as errors