View Compilation Error

0_0_4454611_20106.cpp: In function `int main()':
0_0_4454611_20106.cpp:7: error: `i' undeclared (first use this function)
0_0_4454611_20106.cpp:7: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_4454611_20106.cpp:9: error: `d' undeclared (first use this function)
0_0_4454611_20106.cpp:14: error: expected `)' before '!' token