View Compilation Error

0_0_32375130_23679.cpp: In function 'void sort3(int)':
0_0_32375130_23679.cpp:56:67: error: cannot convert 'bool' to 'const char*' for argument '1' to 'int strcmp(const char*, const char*)'
    if(e[k].sum==e[j].sum&&e[k].ac==e[j].ac&&strcmp(e[k].na>e[j].na)>0)
                                                                   ^