#include <cstdio>#include <cstring>#include <algorithm>using namespace std;#define CY 100100int br[CY], n, s;int main() {int k;int cas;scanf("%d", &cas);while (cas--) {scanf("%d%d", &n, &s);br[0] = 0;for (int i = 1; i <= n; ++i) {scanf("%d", &br[i]);br[i] += br[i - 1];}int ans = n + 1, l = 0, r = 1;for (;;) {while (br[r] - br[l] < s && r <= n) ++r;while (br[r] - br[l] >= s && r > l) {ans = min(r - l, ans);++l;} if (r >= n) break;}printf("%dn", ans == n + 1 ? 0 : ans);}return 0;}
