Compilare: main.cpp: In lambda function: main.cpp:26:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses] 26 | int m=(st+dr>>1); | ~~^~~ main.cpp: In lambda function: main.cpp:40:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses] 40 | int m=(st+dr>>1); | ~~^~~ main.cpp: In function 'void solve()': main.cpp:14:11: warning: unused variable 'w' [-Wunused-variable] 14 | int n,w; | ^ main.cpp: At global scope: main.cpp:61:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] 61 | main() | ^~~~ main.cpp: In function 'int main()': main.cpp:63:10: warning: variable 'sol' set but not used [-Wunused-but-set-variable] 63 | auto sol=[&](int x) | ^~~