Compilare: main.cpp: In function 'int main()': main.cpp:50:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int i = 2; i <= n; i++) ^~~ main.cpp:53:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' for(int i = 2; i <= m; i++) ^~~ main.cpp:24:9: warning: unused variable 'x1' [-Wunused-variable] int x1,x2,y1,y2; ^~ main.cpp:24:12: warning: unused variable 'x2' [-Wunused-variable] int x1,x2,y1,y2; ^~ main.cpp:24:15: warning: unused variable 'y1' [-Wunused-variable] int x1,x2,y1,y2; ^~ main.cpp:24:18: warning: unused variable 'y2' [-Wunused-variable] int x1,x2,y1,y2; ^~ main.cpp:35:9: warning: unused variable 'bb' [-Wunused-variable] int bb[105][105]; ^~