Compilare: main.cpp: In function 'void task2()': main.cpp:77:31: warning: variable 'nrUnu' set but not used [-Wunused-but-set-variable] 77 | int i, j, sumLin, sumCol, nrUnu; | ^~~~~ main.cpp:163:17: warning: 'lastNonZero' may be used uninitialized in this function [-Wmaybe-uninitialized] 163 | while(j < lastNonZero) | ~~^~~~~~~~~~~~~ main.cpp:151:17: warning: 'firstNonZero' may be used uninitialized in this function [-Wmaybe-uninitialized] 151 | while(j < firstNonZero) | ~~^~~~~~~~~~~~~~ main.cpp:157:17: warning: 'firstLinie' may be used uninitialized in this function [-Wmaybe-uninitialized] 157 | while(i < firstLinie) | ~~^~~~~~~~~~~~ main.cpp:314:30: warning: 'lastDoiLinie' may be used uninitialized in this function [-Wmaybe-uninitialized] 314 | fout << i << ' ' << j << '\n'; | ^~~ main.cpp:169:17: warning: 'lastLinie' may be used uninitialized in this function [-Wmaybe-uninitialized] 169 | while(i < lastLinie) | ~~^~~~~~~~~~~