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View Compilation Error

0_0_33661428_5847.cpp:4:10: error: expected nested-name-specifier before 'long'
 typename long long ll;
          ^
0_0_33661428_5847.cpp:4:22: error: invalid type in declaration before ';' token
 typename long long ll;
                      ^
0_0_33661428_5847.cpp:5:1: error: 'll' does not name a type
 ll a, b, d, x, y;
 ^
0_0_33661428_5847.cpp:6:14: error: variable or field 'ext_gcd' declared void
 void ext_gcd(ll a,ll b,ll &d,ll &x,ll &y){
              ^
0_0_33661428_5847.cpp:6:17: error: expected ')' before 'a'
 void ext_gcd(ll a,ll b,ll &d,ll &x,ll &y){
                 ^
0_0_33661428_5847.cpp:6:22: error: expected ')' before 'b'
 void ext_gcd(ll a,ll b,ll &d,ll &x,ll &y){
                      ^
0_0_33661428_5847.cpp:6:28: error: 'd' was not declared in this scope
 void ext_gcd(ll a,ll b,ll &d,ll &x,ll &y){
                            ^
0_0_33661428_5847.cpp:6:34: error: 'x' was not declared in this scope
 void ext_gcd(ll a,ll b,ll &d,ll &x,ll &y){
                                  ^
0_0_33661428_5847.cpp:6:40: error: 'y' was not declared in this scope
 void ext_gcd(ll a,ll b,ll &d,ll &x,ll &y){
                                        ^


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