Compilare: main.cpp: In function 'int main()': main.cpp:54:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<strlen(vec);j++){ ~^~~~~~~~~~~~ main.cpp:48:8: warning: variable 'c' set but not used [-Wunused-but-set-variable] char c; ^ main.cpp:113:37: warning: 'pozjj' may be used uninitialized in this function [-Wmaybe-uninitialized] out<<value<<" "<<pozii<<" "<<pozjj; ^ main.cpp:113:27: warning: 'pozii' may be used uninitialized in this function [-Wmaybe-uninitialized] out<<value<<" "<<pozii<<" "<<pozjj; ^~~ main.cpp:113:15: warning: 'value' may be used uninitialized in this function [-Wmaybe-uninitialized] out<<value<<" "<<pozii<<" "<<pozjj; ^~~ main.cpp:77:18: warning: 'jr' may be used uninitialized in this function [-Wmaybe-uninitialized] if(i==ir&&j==jr){ ~^~~~ main.cpp:80:24: warning: 'jj' may be used uninitialized in this function [-Wmaybe-uninitialized] }else if(i==ij&&j==jj){ ~^~~~ main.cpp:47:14: warning: 'ir' may be used uninitialized in this function [-Wmaybe-uninitialized] int n,m,ij,ir,jj,jr; ^~ main.cpp:80:17: warning: 'ij' may be used uninitialized in this function [-Wmaybe-uninitialized] }else if(i==ij&&j==jj){ ~^~~~