View Compilation Error

0_0_2544709_12571.cpp: In function `int main()':
0_0_2544709_12571.cpp:7: error: initializer for scalar variable requires one element
0_0_2544709_12571.cpp:8: error: `n' undeclared (first use this function)
0_0_2544709_12571.cpp:8: error: (Each undeclared identifier is reported only once for each function it appears in.)