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| #include <iostream>
#include <cstdlib>
#include <ctime>
int** createMatrix(int, int);
void fillMatrix(int**, int, int);
void printMatrix(int **, int, int);
int getIndexOfMinElement(int **, int, int);
void reverseFirstWithMin(int **, int, int);
void deleteMatrix(int **, int);
int main() {
srand(time(0));
int n, m, index;
std::cout << "n = ";
std::cin >> n;
std::cout << "m = ";
std::cin >> m;
int **matrix = createMatrix(n, m);
fillMatrix(matrix, n, m);
printMatrix(matrix, n, m);
index = getIndexOfMinElement(matrix, n, m);
reverseFirstWithMin(matrix, n, m, index);
printMatrix(matrix, n, m);
deleteMatrix(matrix, n, m);
return 0;
}
int** createMatrix(int n, int m) {
int **matrix = new int*[n];
for(int i = 0; i < n; ++i)
matrix[i] = new int[m];
return matrix;
}
void fillMatrix(int **matrix, int n, int m) {
for(int i = 0; i < n; ++i)
for(int j = 0; j < m; ++j)
matrix[i][j] = 1 + rand() % 9;
}
void printMatrix(int **matrix, int n, int m) {
std::cout << "Matrix:" << std::endl;
for(int i = 0; i < n; ++i) {
for(int j = 0; j < m; ++j)
std::cout << matrix[i][j] << ' ';
std::cout << std::endl;
}
std::cout << std::endl;
}
int getIndexOfMinElement(int **matrix, int n, int m) {
int min = matrix[0][0];
int index = 0;
for(int i = 0; i < n; ++i) {
for(int j = 0; j < m; ++j)
if(min > matrix[i][j])
index = i;
}
return index;
}
void reverseFirstWithMin(int **matrix, int m, int index) {
for(int j = 0; j < m; ++j) {
int tmp = matrix[0][j];
matrix[0][j] = matrix[index][j];
matrix[index][j] = tmp;
}
}
void deleteMatrix(int **matrix, int n) {
for(int i = 0; i < n; ++i)
delete[] matrix[i];
delete[] matrix;
} |
