View Compilation Error

0_0_16187870_26584.cpp: In function 'int main(int, char**)':
0_0_16187870_26584.cpp:29:18: error: invalid types 'char[int]' for array subscript
             t[s[0]]++;
                  ^
0_0_16187870_26584.cpp:30:25: error: invalid conversion from 'char' to 'const char*' [-fpermissive]
             w[s[strlen(s)]]++;
                         ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/cstring:42:0,
                 from 0_0_16187870_26584.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/string.h:54:18: note: initializing argument 1 of 'size_t strlen(const char*)'
   size_t __cdecl strlen(const char *_Str);
                  ^
0_0_16187870_26584.cpp:30:26: error: invalid types 'char[size_t {aka long long unsigned int}]' for array subscript
             w[s[strlen(s)]]++;
                          ^