const unsigned int INPUT_BUF_SIZE = 20 << 20;
const unsigned int OUTPUT_BUF_SIZE = 3 << 20;

#include <cstdio>
#include <string>

char input_buf[INPUT_BUF_SIZE];

struct input_buf_init{
    input_buf_init(){
        input_buf[fread(input_buf, 1, INPUT_BUF_SIZE-1, stdin)] = '\0';
    }
} input_buf_init_instance;

struct input_buf_iterator{
private:
    unsigned int p = 0;
public:
    static bool is_whitespace(char ch){
        switch(ch){
            case ' ': case '\n': case '\r': case '\t': return true;
        }
        return false;
    }
    void skip_whitespace(){
        while(is_whitespace(input_buf[p])) p++;
    }
    unsigned int next_uint(){
        skip_whitespace();
        unsigned int buf = 0;
        while(true){
            char tmp = input_buf[p];
            if('9' < tmp || tmp < '0') break;
            buf = buf * 10 + (tmp - '0');
            p++;
        }
        return buf;
    }
    int next_int(){
        skip_whitespace();
        if(input_buf[p] == '-'){
            p++;
            return (int)(-next_uint());
        }
        return (int)next_uint();
    }
    unsigned long long next_ulong(){
        skip_whitespace();
        unsigned long long buf = 0;
        while(true){
            char tmp = input_buf[p];
            if('9' < tmp || tmp < '0') break;
            buf = buf * 10 + (tmp - '0');
            p++;
        }
        return buf;
    }
    long long next_long(){
        skip_whitespace();
        if(input_buf[p] == '-'){
            p++;
            return (long long)(-next_ulong());
        }
        return (long long)next_ulong();
    }
    char next_char(){
        skip_whitespace();
        return input_buf[p++];
    }
    std::string next_token(){
        skip_whitespace();
        std::string buf;
        while(true){
            char ch = input_buf[p];
            if(is_whitespace(ch)) break;
            buf.push_back(ch);
            p++;
        }
        return buf;
    }
};


char output_buf[OUTPUT_BUF_SIZE] = {};

struct fastoutput_table{
    char dig3lz[1000][4];
    char dig3nlz[1000][4];
    fastoutput_table(){
        for(unsigned int d=0; d<1000; d++){
            unsigned int x = d;
            unsigned int i = 0;
            dig3lz[d][i++] = ('0' + x / 100 % 10);
            dig3lz[d][i++] = ('0' + x /  10 % 10);
            dig3lz[d][i++] = ('0' + x /   1 % 10);
            dig3lz[d][i++] = '\0';
        }
        for(unsigned int d=0; d<1000; d++){
            unsigned int x = d;
            unsigned int i = 0;
            if(x >= 100) dig3nlz[d][i++] = ('0' + x / 100 % 10);
            if(x >=  10) dig3nlz[d][i++] = ('0' + x /  10 % 10);
            if(x >=   1) dig3nlz[d][i++] = ('0' + x /   1 % 10);
            dig3nlz[d][i++] = '\0';
        }
    }
} fastoutput_table_inst;

struct output_buf_iterator{
    unsigned int p = 0;
    void next_char(char c){
        output_buf[p++] = c;
    }
    void next_eoln(){
        next_char('\n');
    }
    void next_cstr(char* s){
        int i = 0;
        while(s[i]) next_char(s[i++]);
    }
    void next_dig9(unsigned int x){
        unsigned int y;
        y = x / 1'000'000;     x -= y * 1'000'000;
        next_cstr(fastoutput_table_inst.dig3lz [y]);
        y = x / 1'000;         x -= y * 1'000;
        next_cstr(fastoutput_table_inst.dig3lz [y]);
        y = x;
        next_cstr(fastoutput_table_inst.dig3lz [y]);
    }
    void next_uint(unsigned int x){
        unsigned int y = 0;
        if(x >= 1'000'000'000){
            y = x / 1'000'000'000; x -= y * 1'000'000'000;
            next_cstr(fastoutput_table_inst.dig3nlz[y]);
            next_dig9(x);
        }
        else if(x >= 1'000'000){
            y = x / 1'000'000;     x -= y * 1'000'000;
            next_cstr(fastoutput_table_inst.dig3nlz[y]);
            y = x / 1'000;         x -= y * 1'000;
            next_cstr(fastoutput_table_inst.dig3lz [y]);
            next_cstr(fastoutput_table_inst.dig3lz [x]);
        }
        else if(x >= 1'000){
            y = x / 1'000;         x -= y * 1'000;
            next_cstr(fastoutput_table_inst.dig3nlz[y]);
            next_cstr(fastoutput_table_inst.dig3lz [x]);
        }
        else if(x >= 1){
            next_cstr(fastoutput_table_inst.dig3nlz[x]);
        }
        else{
            next_char('0');
        }
    }
    void next_ulong(unsigned long long x){
        unsigned int y = 0;
        if(x >= 1'000'000'000'000'000'000){
            y = x / 1'000'000'000'000'000'000; x -= (unsigned long long)y * 1'000'000'000'000'000'000;
            next_uint(y);
            y = x / 1'000'000'000; x -= (unsigned long long)y * 1'000'000'000;
            next_dig9(y);
            next_dig9(x);
        }
        else if(x >= 1'000'000'000){
            y = x / 1'000'000'000; x -= (unsigned long long)y * 1'000'000'000;
            next_uint(y);
            next_dig9(x);
        }
        else{
            next_uint(x);
        }
    }
    void write_to_file(){
        fwrite(output_buf, p, 1, stdout);
    }
};

#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
using i32 = int;
using u32 = unsigned int;
using i64 = long long;
using u64 = unsigned long long;
#define rep(i,n) for(int i=0; i<(int)(n); i++)


const u32 MOD = 998244353;

struct F{
    u32 a=1, b=0;
    u32 operator()(u32 x){ return ((u64)a*x + b) % MOD; }
    F operator+(F r){ return { (u32)(((u64)a*r.a) % MOD), (u32)(((u64)b*r.a+r.b) % MOD) }; }
};

#include <tuple>

struct Segtree{
    int N, logN;
    vector<vector<F>> A;
    Segtree(vector<F> a){
        int n = a.size();
        N = 1; logN = 0;
        while(N < n){ N *= 2; logN++; }
        A.resize(logN+1);
        A[0] = a;
        A[0].resize(N);
        rep(d,logN){
            auto tmp = A[d];
            rep(i,N) if((i&(1<<d)) == 0){
                tie(tmp[i], tmp[i|(1<<d)]) = make_pair(
                    tmp[i] + tmp[i|(1<<d)],
                    tmp[i|(1<<d)] + tmp[i]
                );
            }
            A[d+1] = move(tmp);
        }
    }
    F prod(int l, int r, int x){
        F ql, qr;
        int d = 0;
        while(l < r){
            if(l & 1){ ql = ql + A[d][(l<<d)^x]; l++; }
            if(r & 1){ r--; qr = A[d][(r<<d)^x] + qr; }
            l /= 2; r /= 2; d++;
        }
        return ql + qr;
    }
};

int main(){
    input_buf_iterator iitr;
    output_buf_iterator oitr;
    int N = iitr.next_uint();
    int Q = iitr.next_uint();
    vector<F> A(N);
    rep(i,N){
        A[i].a = iitr.next_uint();
        A[i].b = iitr.next_uint();
    }
    Segtree rq(A);
    rep(i,Q){
        int l = iitr.next_uint();
        int r = iitr.next_uint();
        int p = iitr.next_uint();
        u32 x = iitr.next_uint();
        u32 ans = rq.prod(l,r,p)(x);
        oitr.next_uint(ans);
        oitr.next_eoln();
    }
    oitr.write_to_file();
    return 0;
}