Run id: 140945

Main.cc: In function 'int main()':
Main.cc:10:7: error: 'i' was not declared in this scope
  if(a[i]!=0){
       ^
Main.cc:11:7: error: redeclaration of 'int i'
   int i=7;
       ^
Main.cc:10:7: note: 'i' previously declared here
  if(a[i]!=0){
       ^