Compilare: main.cpp: In function 'int main()': main.cpp:45:5: warning: this 'else' clause does not guard... [-Wmisleading-indentation] else ^~~~ main.cpp:48:2: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else' return 0; ^~~~~~ main.cpp:20:8: warning: unused variable 'k' [-Wunused-variable] ui k,i,j,t; ^