Compilare: main.cpp: In function 'int put(int, int)': main.cpp:16:9: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if(p&1) ^~ main.cpp:18:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' x=1ll*x*x%MOD; ^