View Compilation Error

0_0_30275419_12367.cpp: In function 'char IO::nc()':
0_0_30275419_12367.cpp:24:20: error: invalid operands of types 'char [100000]' and 'int' to binary 'operator%'
             p1=buf%3
                    ^
0_0_30275419_12367.cpp:24:20: error: expected '}' at end of input
0_0_30275419_12367.cpp:24:20: error: expected '}' at end of input
0_0_30275419_12367.cpp: At global scope:
0_0_30275419_12367.cpp:24:20: error: expected '}' at end of input