0_0_31919421_1064.cpp:18:13: error: missing terminating " character printf("%.2fn\",a[n]); //²é±íÊä³öa[n] ^ 0_0_31919421_1064.cpp: In function 'int main()': 0_0_31919421_1064.cpp:19:9: error: expected primary-expression before '}' token } ^