Compilare: main.cpp: In function 'int main()': main.cpp:108:18: warning: 'col' may be used uninitialized [-Wmaybe-uninitialized] 108 | sol[nr].y=col; | ~~~~~~~~~^~~~ main.cpp:92:17: note: 'col' was declared here 92 | int lin,col; | ^~~ main.cpp:107:18: warning: 'lin' may be used uninitialized [-Wmaybe-uninitialized] 107 | sol[nr].x=lin; | ~~~~~~~~~^~~~ main.cpp:92:13: note: 'lin' was declared here 92 | int lin,col; | ^~~