Compilare: main.cpp: In function 'void remov(int)': main.cpp:11:14: warning: right shift count >= width of type [-Wshift-count-overflow] #define MASK 512 // ( 1 << 9 ) ~= sqrt( MAX ) ^ main.cpp:25:26: note: in expansion of macro 'MASK' --bucket[ val >> MASK ]; ^~~~ main.cpp: In function 'void add(int)': main.cpp:11:14: warning: right shift count >= width of type [-Wshift-count-overflow] #define MASK 512 // ( 1 << 9 ) ~= sqrt( MAX ) ^ main.cpp:30:26: note: in expansion of macro 'MASK' ++bucket[ val >> MASK ]; ^~~~ main.cpp: In function 'int main()': main.cpp:83:35: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d %d", &n, &m ); ^ main.cpp:84:35: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d %d", &k, &l ); ^ main.cpp:88:48: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &A( j, i ) ); ^ main.cpp:93:48: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &A( i, j ) ); ^