Compilare: main.cpp: In function 'int main()': main.cpp:26:9: warning: unused variable 'st' [-Wunused-variable] 26 | int st=1, dr=n, mijl, r; | ^~ main.cpp:26:15: warning: unused variable 'dr' [-Wunused-variable] 26 | int st=1, dr=n, mijl, r; | ^~ main.cpp:26:21: warning: unused variable 'mijl' [-Wunused-variable] 26 | int st=1, dr=n, mijl, r; | ^~~~ main.cpp:27:12: warning: 'r' is used uninitialized [-Wuninitialized] 27 | while(r*(r-1)/2<k) | ~^~~~~~ main.cpp:26:27: note: 'r' was declared here 26 | int st=1, dr=n, mijl, r; | ^