Compilare: main.cpp: In function 'void solveVariant1()': main.cpp:73:22: warning: unused variable 'currentIndex' [-Wunused-variable] int maxArea = 0, currentIndex; ^~~~~~~~~~~~ main.cpp: In function 'void solveVariant2()': main.cpp:152:33: warning: array subscript has type 'char' [-Wchar-subscripts] sup[matr[ii][jj]]=1; ^ main.cpp:163:37: warning: array subscript has type 'char' [-Wchar-subscripts] sup[matr[ii][jj]]+=currentMaxArea; ^ main.cpp:165:40: warning: array subscript has type 'char' [-Wchar-subscripts] if(sup[matr[ii][jj]] > maxArea) ^ main.cpp:167:51: warning: array subscript has type 'char' [-Wchar-subscripts] maxArea = sup[matr[ii][jj]]; ^ main.cpp:176:31: warning: 'replaceJ' may be used uninitialized in this function [-Wmaybe-uninitialized] g<<matr[replaceI][replaceJ]; ~~~~~~~~~~~~~~~~~~~~~~~^ main.cpp:175:18: warning: 'replaceI' may be used uninitialized in this function [-Wmaybe-uninitialized] g<<replaceI<<" "<<replaceJ<<'\n'; ^~~