Compilare: main.cpp: In function 'void task2()': main.cpp:96:13: warning: 'lastCol' may be used uninitialized in this function [-Wmaybe-uninitialized] 96 | while(j < lastCol) | ~~^~~~~~~~~ main.cpp:82:13: warning: 'firstCol' may be used uninitialized in this function [-Wmaybe-uninitialized] 82 | while(j < firstCol) | ~~^~~~~~~~~~ main.cpp:103:13: warning: 'lastLin' may be used uninitialized in this function [-Wmaybe-uninitialized] 103 | while(i < lastLin) | ~~^~~~~~~~~ main.cpp:89:13: warning: 'firstLin' may be used uninitialized in this function [-Wmaybe-uninitialized] 89 | while(i < firstLin) | ~~^~~~~~~~~~