View Compilation Error

0_0_25937870_7296.cpp
0_0_25937870_7296.cpp(57) : error C2065: “ll”: 未声明的标识符
0_0_25937870_7296.cpp(57) : error C2146: 语法错误: 缺少“;”(在标识符“ans”的前面)
0_0_25937870_7296.cpp(57) : error C2065: “ans”: 未声明的标识符
0_0_25937870_7296.cpp(57) : error C3861: “C”:  找不到标识符
0_0_25937870_7296.cpp(58) : error C2065: “ans”: 未声明的标识符