agenda.cpp: In function 'int main()': agenda.cpp:65: warning: statement has no effect agenda.cpp:76: warning: statement has no effect agenda.cpp:86: warning: statement has no effect agenda.cpp:91: warning: statement has no effect agenda.cpp:100: warning: statement has no effect agenda.cpp:105: warning: statement has no effect agenda.cpp:40: warning: unused variable 'j' agenda.cpp: In function 'void bkt(int, int)': agenda.cpp:247: warning: statement has no effect