Main.cc: In function 'int main()':
Main.cc:26:60: error: expected primary-expression before ')' token
if(d[1]=='h'&&d[2]=='e'&&d[3]=='l'&&d[4]=='l'&&d[5]=='o'&&){
^
Main.cc:5:15: warning: unused variable 'b' [-Wunused-variable]
char a[1500],b[1500],d[5];
^
Main.cc:8:6: warning: unused variable 'n' [-Wunused-variable]
int n;
^