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C++ Prof Constantinescu Matrice inmultita(Matrix multiplication)
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| #include <iostream> | |
| using namespace std; | |
| int main() { | |
| int *q, *p, *r, k,y,l,c,total, matrice[100][100]; | |
| cout << "Introduceti liniile si coloanele matricelor: "; | |
| cin >> l >> c; | |
| total = l * c; | |
| q = new int(total); | |
| p = new int(total); | |
| r = new int(total); | |
| cout << "Introduceti elementele matricii 1: " << endl; | |
| for (int i = 0; i < total; i++) { | |
| cin >> q[i]; | |
| } | |
| cout << "Introduceti elementele matricii 2: " << endl; | |
| for (int i = 0; i < l; i++) { | |
| for (int j = 0; j < c; j++) { | |
| cin >> matrice[i][j]; | |
| } | |
| } | |
| k = 0; | |
| for (int i = 0; i < l; i++) { | |
| for (int j = 0; j < c; j++) { | |
| p[k] = matrice[j][i]; | |
| k++; | |
| } | |
| } | |
| k = 0; | |
| y = 0; | |
| for (int i = 0; i < total; i++) { | |
| if (i < sqrt(total)) { | |
| k = 0; | |
| } | |
| else { | |
| k = 2; | |
| } | |
| if (i%2==0) { | |
| y = 0; | |
| } else { | |
| y = 2; | |
| } | |
| r[i] = q[k] * p[y]; | |
| } | |
| k = 0; | |
| y = 0; | |
| for (int i = 0; i < total; i++) { | |
| if (i < sqrt(total)) { | |
| k = 1; | |
| } else { | |
| k = 3; | |
| } | |
| if (i%2==0) { | |
| y = 1; | |
| } else { | |
| y = 3; | |
| } | |
| r[i] += q[k] * p[y]; | |
| } | |
| for (int i = 0; i < total; i++) | |
| { | |
| cout << r[i] << " "; | |
| } | |
| system("pause"); | |
| } |
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