Compilare: main.cpp: In function 'int main()': main.cpp:48:11: warning: 'best_end' may be used uninitialized [-Wmaybe-uninitialized] 48 | printf("%d %llu %llu",max_sum,best_start,best_end); | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:8:55: note: 'best_end' was declared here 8 | unsigned long long N,ind_start,ind_end,best_start,best_end; | ^~~~~~~~ main.cpp:48:11: warning: 'best_start' may be used uninitialized [-Wmaybe-uninitialized] 48 | printf("%d %llu %llu",max_sum,best_start,best_end); | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:8:44: note: 'best_start' was declared here 8 | unsigned long long N,ind_start,ind_end,best_start,best_end; | ^~~~~~~~~~ main.cpp:17:17: warning: 'y' may be used uninitialized [-Wmaybe-uninitialized] 17 | if(y!=0) | ^~ main.cpp:9:33: note: 'y' was declared here 9 | int x,max_sum=(1<<31),sum=0,y; | ^ main.cpp:24:59: warning: 'ind_start' may be used uninitialized [-Wmaybe-uninitialized] 24 | if(sum==max_sum && best_end-best_start>ind_end-ind_start){ | ~~~~~~~^~~~~~~~~~ main.cpp:8:26: note: 'ind_start' was declared here 8 | unsigned long long N,ind_start,ind_end,best_start,best_end; | ^~~~~~~~~