/in/foo.cc: In function 'int main()':
/in/foo.cc:5:11: warning: right operand of comma operator has no effect [-Wunused-value]
  cin>>a,b,c,d,e;
           ^
/in/foo.cc:5:13: warning: right operand of comma operator has no effect [-Wunused-value]
  cin>>a,b,c,d,e;
             ^
/in/foo.cc:5:15: warning: right operand of comma operator has no effect [-Wunused-value]
  cin>>a,b,c,d,e;
               ^
/in/foo.cc:5:16: warning: right operand of comma operator has no effect [-Wunused-value]
  cin>>a,b,c,d,e;
                ^
/in/foo.cc:6:6: warning: 'b' is used uninitialized in this function [-Wuninitialized]
  if(a+b+c+d+e<=100+1){
     ~^~
/in/foo.cc:6:8: warning: 'c' is used uninitialized in this function [-Wuninitialized]
  if(a+b+c+d+e<=100+1){
     ~~~^~
/in/foo.cc:6:10: warning: 'd' is used uninitialized in this function [-Wuninitialized]
  if(a+b+c+d+e<=100+1){
     ~~~~~^~
/in/foo.cc:6:12: warning: 'e' is used uninitialized in this function [-Wuninitialized]
  if(a+b+c+d+e<=100+1){
     ~~~~~~~^~