Compilare: main.cpp: In function 'int main()': main.cpp:9:28: warning: unused variable 'finish' [-Wunused-variable] 9 | int n, m, i, j, start, finish, x; | ^~~~~~ main.cpp:24:20: warning: 'start' may be used uninitialized [-Wmaybe-uninitialized] 24 | for( x = start - 1; x >= 1; x-- ) { | ~~~~~~^~~ main.cpp:9:21: note: 'start' was declared here 9 | int n, m, i, j, start, finish, x; | ^~~~~