Compilare: main.cpp: In function 'int fill(int, int, int)': main.cpp:14:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp: In function 'int main()': main.cpp:36:16: warning: 'j2' may be used uninitialized in this function [-Wmaybe-uninitialized] g<<a[i2][j2]-1;} ~~~~~~~~^ main.cpp:36:16: warning: 'i2' may be used uninitialized in this function [-Wmaybe-uninitialized] main.cpp:31:18: warning: 'j1' may be used uninitialized in this function [-Wmaybe-uninitialized] fill(i1,j1,1); ^ main.cpp:31:18: warning: 'i1' may be used uninitialized in this function [-Wmaybe-uninitialized]