View Compilation Error

0_0_11177052_8419.cpp: In function `int main(int, const char**)':
0_0_11177052_8419.cpp:177: error: `s' undeclared (first use this function)
0_0_11177052_8419.cpp:177: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_11177052_8419.cpp:185: error: invalid conversion from `char*' to `char'
0_0_11177052_8419.cpp:185: error:   initializing argument 1 of `void opS(char, int, ll)'