矩阵链乘( Matrix Chain Multiplication UVa 442)

#includepch.h #include #include #include #include using namespace std; struct Matrix { int a, b; Matrix(int a = 0,int b=0):a(a),b(b){} }m[26]; stack s; int main() { int n; cin >> n; for (int i = 0; i > name; int k = name[0] - 'A'; cin >> m[k].a >> m[k].b; } string expr; while (cin >> e