#include <bits/stdc++.h>
using namespace std;
typedef unsigned long long ULL;
const int SZ = 1 << 17;

const ULL BAD = 234794728027282004ULL;
ULL addq(ULL u, ULL v) {
    if(u == BAD || v == BAD) return BAD;
    if(u == 0 || v == 0) return u + v;
    printf("A %llu %llu\n", u, v); fflush(stdout);
    ULL ret;
    scanf("%llu", &ret);
    return ret;
}
ULL minq(ULL u, ULL v) {
    if(u == BAD || v == BAD) return u ^ v ^ BAD;
    if(u == 0 || v == 0) return 0;
    printf("C %llu %llu\n", u, v); fflush(stdout);
    ULL ret;
    scanf("%llu", &ret);
    return ret;
}
int SA[8], SB[8];

struct segt {
    ULL sum[SZ * 2 + 5];
    void init(ULL arr[]) {
        for(int i = 0; i < SZ; i++)
            sum[i | SZ] = arr[i];
        for(int i = SZ - 1; i >= 1; i--)
            sum[i] = addq(sum[i << 1], sum[i << 1 | 1]);
    }
    void upd(int p, ULL x) {
        sum[p |= SZ] = x;
        for(p >>= 1; p >= 1; p >>= 1)
            sum[p] = addq(sum[p << 1], sum[p << 1 | 1]);
    }
}A[8], B[8];

int n, q, l;

ULL query(int ap, int bp) {
    int v = 1;
    ULL sl = 0, sr = 0;
    while(v < SZ) {
        ULL nl = addq(sl, A[ap].sum[v << 1]),
            nr = addq(sr, B[bp].sum[v << 1 | 1]);
        if(min(nl, nr) == nl) {
            sl = nl; v = v << 1 | 1;
        } else {
            sr = nr; v = v << 1;
        }
    }
    return minq(sl, sr) == sl ? sr : sl;
}

ULL a[SZ], b[SZ], tmp[SZ];

int tp[SZ], qt[SZ], qpos[SZ];
ULL qx[SZ];
int main() {
    scanf("%d%d%d", &n, &q, &l);
    for(int i = 1; i <= n; i++) scanf("%llu", &a[i]);
    for(int i = 1; i <= n; i++) scanf("%llu", &b[i]);
    for(int i = 0; i < q; i++) {
        scanf("%d", &tp[i]);
        if(tp[i] == 1) scanf("%d%d%d", &qt[i], &qpos[i], &qx[i]);
        else scanf("%d", &qt[i]);
    }
    
    vector<int> vec;
    for(int i = 0; i * 2 < l; i++)
        vec.push_back(1 << i | 1 << (l - 1 - i));
    while(vec.size() < 6) vec.push_back(0);
    vec.resize(6);

    for(int i = 0; i < 8; i++) for(int j = 0; j < 3; j++)
        if(i >> j & 1) SA[i] += vec[j];
    for(int i = 0; i < 8; i++) for(int j = 0; j < 3; j++)
        if(i >> j & 1) SB[i] += vec[j + 3];

    for(int i = 0; i < 8; i++) {
        memset(tmp, 0, sizeof(tmp));
        for(int j = 1; j <= n; j++) tmp[j - SA[i] + 65535] = a[j];
        tmp[n + 1 - SA[i] + 65535] = BAD;
        A[i].init(tmp);
    }
    for(int i = 0; i < 8; i++) {
        memset(tmp, 0, sizeof(tmp));
        for(int j = 1; j <= n; j++) tmp[65537 + SB[i] - j] = b[j];
        tmp[65537 + SB[i] - n - 1] = BAD;
        B[i].init(tmp);
    }

    vector<ULL> ans;
    
    for(int i = 0; i < q; i++) {
        if(tp[i] == 1) {
            int t = qt[i], pos = qpos[i]; ULL x = qx[i];
            if(t == 1) for(int j = 0; j < 8; j++)
                A[j].upd(pos - SA[j] + 65535, x);
            else for(int j = 0; j < 8; j++)
                B[j].upd(65537 + SB[j] - pos, x);
        } else {
            int t = qt[i];
            bool ok = false;
            for(int j = 0; j < 8; j++) for(int k = 0; k < 8; k++)
                if(SA[j] + SB[k] == t && !ok) {
                    ans.push_back(query(j, k));
                    ok = true;
                }
        }
    }

    printf("%d\n", (int)ans.size());
    for(auto i : ans) printf("%llu ", i);
    return 0;
}