View Compilation Error

645329_0_0_25265.cpp: In function `int main()':
645329_0_0_25265.cpp:11: error: `strlen' undeclared (first use this function)
645329_0_0_25265.cpp:11: error: (Each undeclared identifier is reported only once for each function it appears in.)
645329_0_0_25265.cpp:13: error: invalid types `char[100][char*]' for array subscript