View Compilation Error

0_0_15414463_29556.c
0_0_15414463_29556.c(1) : error C2061: 语法错误: 标识符“problem”
0_0_15414463_29556.c(1) : error C2059: 语法错误:“;”
0_0_15414463_29556.c(1) : error C2061: 语法错误: 标识符“multiple”
0_0_15414463_29556.c(1) : error C2061: 语法错误: 标识符“cases”
0_0_15414463_29556.c(1) : error C2059: 语法错误:“!”