Compilare: user.cpp:13:34: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] pair <int, pair <int, int> > D[1 << NMAX - 1][NMAX]; ^ user.cpp: In function ‘int main()’: user.cpp:54:22: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘short int*’ [-Wformat=] scanf ("%d\n", &N); ^ user.cpp:70:84: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] if (i & 1 << (k - 1) && valid[k] && cost[k][j] + D[i ^ (1 << j - 1)][k].ml >= D[i][j].ml) ^ user.cpp:71:77: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] D[i][j] = make_pair (cost[k][j] + D[i ^ (1 << j - 1)][k].ml, make_pair (k, i ^ (1 << j - 1))); ^ user.cpp:71:116: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] D[i][j] = make_pair (cost[k][j] + D[i ^ (1 << j - 1)][k].ml, make_pair (k, i ^ (1 << j - 1))); ^ user.cpp:73:84: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] if (i & 1 << (k - 1) && valid[k] && cost[k][j] + D[i ^ (1 << j - 1)][k].ml >= D[i][j].ml) ^ user.cpp:74:77: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] D[i][j] = make_pair (cost[k][j] + D[i ^ (1 << j - 1)][k].ml, make_pair (k, i ^ (1 << j - 1))); ^ user.cpp:74:116: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] D[i][j] = make_pair (cost[k][j] + D[i ^ (1 << j - 1)][k].ml, make_pair (k, i ^ (1 << j - 1))); ^