1 for (int c1
= 0; c1
<= 1; c1
+= 1) {
6 for (int c3
= 0; c3
< N
; c3
+= 1)
10 for (int c1
= 0; c1
<= floord(T
- 1, 1000); c1
+= 1)
11 for (int c2
= 1000 * c1
+ 1; c2
<= min(N
+ T
- 3, N
+ 1000 * c1
+ 997); c2
+= 1)
12 for (int c3
= max(0, -N
- 1000 * c1
+ c2
+ 2); c3
<= min(min(999, T
- 1000 * c1
- 1), -1000 * c1
+ c2
- 1); c3
+= 1)
13 s1(2, 1000 * c1
+ c3
, 1, -1000 * c1
+ c2
- c3
, 1);