Compilare: main.cpp: In function 'int main()': main.cpp:52:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for ( i = 0 ; i + SA - 1 < SB ; i++ ) ^~~ main.cpp:54:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' if ( curh == (1LL*hs * pp[i]) % m ) ^~