package contest170428; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.InputMismatchException; public class C { InputStream is; PrintWriter out; String INPUT = ""; void solve() { int n = ni(); SegmentTreeMatrix st = new SegmentTreeMatrix(n+1); int[] xs = new int[n]; int[] ys = new int[n]; for(int Q = ni();Q > 0;Q--){ char c = nc(); if(c == 'x'){ int id = ni(), v = ni(); xs[id] = v; st.update(id, xs[id], ys[id]); }else if(c == 'y'){ int id = ni(), v = ni(); ys[id] = v; st.update(id, xs[id], ys[id]); }else{ int id = ni(); int[] v = {1, 1, 1, 1}; out.println(st.apply(0, id, v)[0]); } } } public static class SegmentTreeMatrix { public int M, H, N; public int[][][] node; public static int mod = 1000000007; public static long BIG = 8L*mod*mod; public static int S = 4; public SegmentTreeMatrix(int n) { N = n; M = Integer.highestOneBit(Math.max(N-1, 1))<<2; H = M>>>1; node = new int[M][][]; for(int i = 0;i < N;i++){ node[H+i] = new int[S][S]; // a b^2 b 1 node[H+i][0][0] = 1; node[H+i][1][3] = 1; node[H+i][2][3] = 1; node[H+i][3][3] = 1; } for(int i = H-1;i >= 1;i--)propagate(i); } private void propagate(int cur) { node[cur] = prop2(node[2*cur], node[2*cur+1], node[cur]); } private int[][] prop2(int[][] L, int[][] R, int[][] C) { if(L != null && R != null){ C = mul(R, L, C, mod); return C; }else if(L != null){ return prop1(L, C); }else if(R != null){ return prop1(R, C); }else{ return null; } } private int[][] prop1(int[][] L, int[][] C) { if(C == null){ // C = L; // read only C = new int[S][]; for(int i = 0;i < S;i++){ C[i] = Arrays.copyOf(L[i], S); } }else{ for(int i = 0;i < S;i++){ C[i] = Arrays.copyOf(L[i], S); } } return C; } public void update(int pos, int x, int y) { // a b^2 b 1 // 1 x 0 0 // 0 y^2 2y 1 // 0 0 y 1 // 0 0 0 1 node[H+pos][0][1] = x; node[H+pos][1][1] = (int)((long)y*y%mod); node[H+pos][1][2] = 2*y; node[H+pos][2][2] = y; for(int i = H+pos>>>1;i >= 1;i>>>=1)propagate(i); } public int[] apply(int l, int r, int[] v){ return apply(l, r, 0, H, 1, v); } protected int[] apply(int l, int r, int cl, int cr, int cur, int[] v) { if(l <= cl && cr <= r){ return mul(node[cur], v, mod); }else{ int mid = cl+cr>>>1; if(cl < r && l < mid){ v = apply(l, r, cl, mid, 2*cur, v); } if(mid < r && l < cr){ v = apply(l, r, mid, cr, 2*cur+1, v); } return v; } } public static int[] mul(int[][] A, int[] v, int mod) { int m = A.length; int n = v.length; int[] w = new int[m]; for(int i = 0;i < m;i++){ long sum = 0; for(int k = 0;k < n;k++){ sum += (long)A[i][k] * v[k]; if(sum >= BIG)sum -= BIG; } w[i] = (int)(sum % mod); } return w; } public static int[][] mul(int[][] A, int[][] B, int[][] C, int mod) { assert A[0].length == B.length; int m = A.length; int n = A[0].length; int o = B[0].length; if(C == null)C = new int[m][o]; for(int i = 0;i < m;i++){ for(int j = 0;j < o;j++){ long sum = 0; for(int k = 0;k < n;k++){ sum += (long)A[i][k] * B[k][j]; if(sum >= BIG)sum -= BIG; } sum %= mod; C[i][j] = (int)sum; } } return C; } } void run() throws Exception { is = INPUT.isEmpty() ? System.in : new ByteArrayInputStream(INPUT.getBytes()); out = new PrintWriter(System.out); long s = System.currentTimeMillis(); solve(); out.flush(); if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms"); // Thread t = new Thread(null, null, "~", Runtime.getRuntime().maxMemory()){ // @Override // public void run() { // long s = System.currentTimeMillis(); // solve(); // out.flush(); // if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms"); // } // }; // t.start(); // t.join(); } public static void main(String[] args) throws Exception { new C().run(); } private byte[] inbuf = new byte[1024]; public int lenbuf = 0, ptrbuf = 0; private int readByte() { if(lenbuf == -1)throw new InputMismatchException(); if(ptrbuf >= lenbuf){ ptrbuf = 0; try { lenbuf = is.read(inbuf); } catch (IOException e) { throw new InputMismatchException(); } if(lenbuf <= 0)return -1; } return inbuf[ptrbuf++]; } private boolean isSpaceChar(int c) { return !(c >= 33 && c <= 126); } private int skip() { int b; while((b = readByte()) != -1 && isSpaceChar(b)); return b; } private double nd() { return Double.parseDouble(ns()); } private char nc() { return (char)skip(); } private String ns() { int b = skip(); StringBuilder sb = new StringBuilder(); while(!(isSpaceChar(b))){ // when nextLine, (isSpaceChar(b) && b != ' ') sb.appendCodePoint(b); b = readByte(); } return sb.toString(); } private char[] ns(int n) { char[] buf = new char[n]; int b = skip(), p = 0; while(p < n && !(isSpaceChar(b))){ buf[p++] = (char)b; b = readByte(); } return n == p ? buf : Arrays.copyOf(buf, p); } private int[] na(int n) { int[] a = new int[n]; for(int i = 0;i < n;i++)a[i] = ni(); return a; } private long[] nal(int n) { long[] a = new long[n]; for(int i = 0;i < n;i++)a[i] = nl(); return a; } private char[][] nm(int n, int m) { char[][] map = new char[n][]; for(int i = 0;i < n;i++)map[i] = ns(m); return map; } private int[][] nmi(int n, int m) { int[][] map = new int[n][]; for(int i = 0;i < n;i++)map[i] = na(m); return map; } private int ni() { return (int)nl(); } private long nl() { long num = 0; int b; boolean minus = false; while((b = readByte()) != -1 && !((b >= '0' && b <= '9') || b == '-')); if(b == '-'){ minus = true; b = readByte(); } while(true){ if(b >= '0' && b <= '9'){ num = num * 10 + (b - '0'); }else{ return minus ? -num : num; } b = readByte(); } } private static void tr(Object... o) { System.out.println(Arrays.deepToString(o)); } }