Job 2948

Compiler output

prog.cpp: In function ‘void back(int)’:
prog.cpp:12:30: warning: suggest parentheses around comparison in operand of ‘|’ [-Wparentheses]
prog.cpp: In function ‘int main()’:
prog.cpp:43:20: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[30]’ [-Wformat]
prog.cpp:29:11: warning: unused variable ‘j’ [-Wunused-variable]

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