View Compilation Error

0_0_36161430_26784.c:4:1: error: unknown type name 'll'
 ll a[1000005];
 ^
0_0_36161430_26784.c: In function 'main':
0_0_36161430_26784.c:16:13: error: unknown type name 'll'
             ll temp;
             ^
0_0_36161430_26784.c:17:13: error: unknown type name 'll'
             ll ans=INF;
             ^
0_0_36161430_26784.c:17:20: error: 'INF' undeclared (first use in this function)
             ll ans=INF;
                    ^
0_0_36161430_26784.c:17:20: note: each undeclared identifier is reported only once for each function it appears in
0_0_36161430_26784.c:18:18: error: 'i' undeclared (first use in this function)
             rep2(i,cn,1){
                  ^
0_0_36161430_26784.c:18:25: error: expected ';' before '{' token
             rep2(i,cn,1){
                         ^