Compilare: main.cpp: In function 'int main()': main.cpp:54:13: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if(nr==1000) ^~ main.cpp:56:17: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' i=lp[i-1]; ^