View Compilation Error

0_0_6888834_15974.cpp: In function `int main()':
0_0_6888834_15974.cpp:18: error: expected init-declarator before "cin"
0_0_6888834_15974.cpp:18: error: expected `,' or `;' before "cin"
0_0_6888834_15974.cpp:19: error: `m' undeclared (first use this function)
0_0_6888834_15974.cpp:19: error: (Each undeclared identifier is reported only once for each function it appears in.)