0_0_37291803_10152.cpp: In function 'int main()': 0_0_37291803_10152.cpp:7:12: error: 'N' was not declared in this scope cin >> N; ^ 0_0_37291803_10152.cpp:28:26: error: expected primary-expression before ')' token for(int i=1;i<=n;i<++){ ^