Compilare: main.cpp: In function 'double I(int, int)': main.cpp:8:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses] #define m (i+j>>1) ~^~ main.cpp:13:27: note: in expansion of macro 'm' int l = i, p = i, q = m; while (p < m and q < j) ^ main.cpp:8:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses] #define m (i+j>>1) ~^~ main.cpp:13:41: note: in expansion of macro 'm' int l = i, p = i, q = m; while (p < m and q < j) ^ main.cpp:8:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses] #define m (i+j>>1) ~^~ main.cpp:15:16: note: in expansion of macro 'm' while (p < m) A[l++] = V[p++]; while (q < j) A[l++] = V[q++]; ^ main.cpp:15:5: warning: this 'while' clause does not guard... [-Wmisleading-indentation] while (p < m) A[l++] = V[p++]; while (q < j) A[l++] = V[q++]; ^~~~~ main.cpp:15:36: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'while' while (p < m) A[l++] = V[p++]; while (q < j) A[l++] = V[q++]; ^~~~~ main.cpp:17:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp: In function 'double R(int, int)': main.cpp:8:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses] #define m (i+j>>1) ~^~ main.cpp:21:21: note: in expansion of macro 'm' double r = R(i, m); r = std::min(r, R(m, j)); I(i, j); ^ main.cpp:8:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses] #define m (i+j>>1) ~^~ main.cpp:21:43: note: in expansion of macro 'm' double r = R(i, m); r = std::min(r, R(m, j)); I(i, j); ^ main.cpp:8:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses] #define m (i+j>>1) ~^~ main.cpp:22:54: note: in expansion of macro 'm' for (int p = i; p < j; p++) if (abs(V[p].y() - V[m].y()) < r) ^