View Compilation Error

0_0_4575714_26017.cpp: In function `int main()':
0_0_4575714_26017.cpp:10: error: `j' undeclared (first use this function)
0_0_4575714_26017.cpp:10: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_4575714_26017.cpp:12: error: `js' undeclared (first use this function)