View Compilation Error

0_0_13044527_27254.cpp: In function `int main()':
0_0_13044527_27254.cpp:45: error: `span' undeclared (first use this function)
0_0_13044527_27254.cpp:45: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_13044527_27254.cpp:45: error: expected `)' before "style"