View Compilation Error

0_0_8252139_27219.cpp: In function `void calEnd(char*)':
0_0_8252139_27219.cpp:45: error: invalid operands of types `int' and `char*' to binary `operator-'
0_0_8252139_27219.cpp:47: error: invalid conversion from `char*' to `char'
0_0_8252139_27219.cpp:47: error: invalid conversion from `char*' to `char'
0_0_8252139_27219.cpp:50: error: invalid operands of types `int' and `char*' to binary `operator-'