#include<bits/stdc++.h> using namespace std; char mp[20][20]; int n,m; struct nd { char op; int a,x,y; } H[20],W[20],H1[20],W1[20],H2[60],W2[60],H3[60],W3[60],H4[100],W4[100]; void init() { H[1]= {'I',0,1,1}; H[2]= {'S',0,1,4}; H[3]= {'Z',1,1,6}; H[4]= {'J',3,1,7}; H[5]= {'T',1,2,1}; H[6]= {'Z',0,2,2}; H[7]= {'S',1,3,5}; H[8]= {'L',2,4,2}; H[9]= {'O',0,4,7}; H[10]= {'T',1,5,1}; H[11]= {'O',0,5,3}; H[12]= {'J',0,5,5}; H[13]= {'L',0,6,6}; H[14]= {'I',0,7,2}; W[1]= {'J',2,1,1}; W[2]= {'O',0,1,4}; W[3]= {'L',3,1,6}; W[4]= {'Z',0,2,1}; W[5]= {'J',3,2,5}; W[6]= {'S',1,3,1}; W[7]= {'S',0,3,3}; W[8]= {'I',1,4,7}; W[9]= {'I',1,5,1}; W[10]= {'Z',1,5,2}; W[11]= {'L',1,5,4}; W[12]= {'O',0,5,5}; W[13]= {'T',0,7,2}; W[14]= {'T',0,7,5}; H1[1]= {'I',1,1,1}; H1[2]= {'J',2,1,2}; H1[3]= {'O',0,2,2}; H1[4]= {'Z',1,3,3}; H1[5]= {'T',3,4,1}; H1[6]= {'Z',1,5,3}; H1[7]= {'S',1,6,1}; H1[8]= {'T',3,7,3}; H1[9]= {'J',0,8,1}; H1[10]= {'O',0,10,3}; H1[11]= {'L',3,10,1}; H1[12]= {'I',1,11,1}; H1[13]= {'S',0,12,2}; H1[14]= {'L',0,13,2}; W1[1]= {'I',0,1,1}; W1[2]= {'L',0,1,3}; W1[3]= {'J',1,1,6}; W1[4]= {'S',0,1,7}; W1[5]= {'T',0,1,9}; W1[6]= {'I',0,1,11}; W1[7]= {'L',1,2,1}; W1[8]= {'S',1,2,2}; W1[9]= {'O',0,3,4}; W1[10]= {'T',0,3,6}; W1[11]= {'Z',0,3,8}; W1[12]= {'Z',0,3,10}; W1[13]= {'O',0,2,12}; W1[14]= {'J',3,2,13}; H2[1]= {'I',1,1,1}; H2[2]= {'I',1,5,6}; H2[3]= {'I',1,11,6}; H2[4]= {'I',1,14,5}; H2[5]= {'I',1,15,6}; H2[6]= {'I',1,23,6}; H2[7]= {'O',0,1,2}; H2[8]= {'O',0,4,4}; H2[9]= {'O',0,14,1}; H2[10]= {'O',0,16,2}; H2[11]= {'O',0,20,4}; H2[12]= {'O',0,24,4}; H2[13]= {'T',1,5,1}; H2[14]= {'T',0,8,4}; H2[15]= {'T',2,10,4}; H2[16]= {'T',3,17,3}; H2[17]= {'T',1,23,1}; H2[18]= {'T',1,26,1}; H2[19]= {'Z',1,2,3}; H2[20]= {'Z',1,7,1}; H2[21]= {'Z',1,11,3}; H2[22]= {'Z',1,12,4}; H2[23]= {'Z',0,20,1}; H2[24]= {'Z',1,24,2}; H2[25]= {'S',1,2,5}; H2[26]= {'S',0,7,3}; H2[27]= {'S',1,14,3}; H2[28]= {'S',1,18,5}; H2[29]= {'S',1,21,1}; H2[30]= {'S',0,27,2}; H2[31]= {'J',2,1,4}; H2[32]= {'J',1,10,1}; H2[33]= {'J',3,11,1}; H2[34]= {'J',2,19,1}; H2[35]= {'J',0,22,3}; H2[36]= {'J',2,26,3}; H2[37]= {'L',1,3,2}; H2[38]= {'L',2,6,3}; H2[39]= {'L',3,9,2}; H2[40]= {'L',1,16,1}; H2[41]= {'L',0,21,4}; H2[42]= {'L',0,27,4}; W2[1]= {'I',0,1,5}; W2[2]= {'I',0,1,11}; W2[3]= {'I',0,1,15}; W2[4]= {'I',0,1,23}; W2[5]= {'I',0,2,14}; W2[6]= {'I',0,6,1}; W2[7]= {'O',0,2,4}; W2[8]= {'O',0,2,20}; W2[9]= {'O',0,2,24}; W2[10]= {'O',0,4,1}; W2[11]= {'O',0,4,16}; W2[12]= {'O',0,5,14}; W2[13]= {'Z',0,2,12}; W2[14]= {'Z',0,3,2}; W2[15]= {'Z',0,3,11}; W2[16]= {'Z',1,4,20}; W2[17]= {'Z',0,4,24}; W2[18]= {'Z',0,5,7}; W2[19]= {'S',0,1,2}; W2[20]= {'S',0,1,18}; W2[21]= {'S',1,2,7}; W2[22]= {'S',0,3,14}; W2[23]= {'S',1,3,27}; W2[24]= {'S',0,5,21}; W2[25]= {'J',1,1,1}; W2[26]= {'J',3,2,22}; W2[27]= {'J',1,2,26}; W2[28]= {'J',1,4,19}; W2[29]= {'J',0,5,10}; W2[30]= {'J',2,5,11}; W2[31]= {'L',3,1,21}; W2[32]= {'L',3,1,27}; W2[33]= {'L',1,2,6}; W2[34]= {'L',0,4,3}; W2[35]= {'L',2,4,9}; W2[36]= {'L',0,5,16}; W2[37]= {'T',3,1,8}; W2[38]= {'T',1,1,10}; W2[39]= {'T',2,3,17}; W2[40]= {'T',0,5,5}; W2[41]= {'T',0,5,23}; W2[42]= {'T',0,5,26}; H3[1]= {'I',1,1,3}; H3[2]= {'I',1,28,1}; H3[3]= {'I',1,32,1}; H3[4]= {'I',1,36,1}; H3[5]= {'I',1,48,3}; H3[6]= {'I',1,52,3}; H3[7]= {'O',0,1,1}; H3[8]= {'O',0,3,1}; H3[9]= {'O',0,6,1}; H3[10]= {'O',0,23,1}; H3[11]= {'O',0,42,1}; H3[12]= {'O',0,46,2}; H3[13]= {'Z',1,10,1}; H3[14]= {'Z',1,14,1}; H3[15]= {'Z',1,18,1}; H3[16]= {'Z',1,49,1}; H3[17]= {'Z',1,51,1}; H3[18]= {'Z',1,53,1}; H3[19]= {'S',1,27,2}; H3[20]= {'S',1,29,2}; H3[21]= {'S',1,31,2}; H3[22]= {'S',1,33,2}; H3[23]= {'S',1,35,2}; H3[24]= {'S',1,37,2}; H3[25]= {'J',2,5,1}; H3[26]= {'J',3,10,2}; H3[27]= {'J',3,14,2}; H3[28]= {'J',3,18,2}; H3[29]= {'J',1,25,1}; H3[30]= {'J',2,41,1}; H3[31]= {'L',0,7,1}; H3[32]= {'L',2,9,1}; H3[33]= {'L',2,13,1}; H3[34]= {'L',2,17,1}; H3[35]= {'L',2,21,1}; H3[36]= {'L',3,22,2}; H3[37]= {'T',3,25,2}; H3[38]= {'T',0,39,1}; H3[39]= {'T',3,43,2}; H3[40]= {'T',1,44,1}; H3[41]= {'T',1,47,1}; H3[42]= {'T',0,55,1}; W3[1]= {'I',0,3,2}; W3[2]= {'I',0,3,6}; W3[3]= {'I',0,1,18}; W3[4]= {'I',0,1,22}; W3[5]= {'I',0,1,26}; W3[6]= {'I',0,3,53}; W3[7]= {'O',0,2,10}; W3[8]= {'O',0,1,14}; W3[9]= {'O',0,1,33}; W3[10]= {'O',0,1,50}; W3[11]= {'O',0,1,53}; W3[12]= {'O',0,1,55}; W3[13]= {'Z',0,1,2}; W3[14]= {'Z',0,1,4}; W3[15]= {'Z',0,1,6}; W3[16]= {'Z',0,1,37}; W3[17]= {'Z',0,1,41}; W3[18]= {'Z',0,1,45}; W3[19]= {'J',3,1,15}; W3[20]= {'J',2,1,30}; W3[21]= {'J',0,2,37}; W3[22]= {'J',0,2,41}; W3[23]= {'J',0,2,45}; W3[24]= {'J',3,1,51}; W3[25]= {'L',0,2,33}; W3[26]= {'L',3,1,35}; W3[27]= {'L',3,1,39}; W3[28]= {'L',3,1,43}; W3[29]= {'L',3,1,47}; W3[30]= {'L',1,1,49}; W3[31]= {'S',0,2,18}; W3[32]= {'S',0,2,20}; W3[33]= {'S',0,2,22}; W3[34]= {'S',0,2,24}; W3[35]= {'S',0,2,26}; W3[36]= {'S',0,2,28}; W3[37]= {'T',1,1,1}; W3[38]= {'T',2,1,8}; W3[39]= {'T',2,1,11}; W3[40]= {'T',0,2,12}; W3[41]= {'T',1,1,17}; W3[42]= {'T',0,2,30}; H4[1]= {'I',1,2,1}; H4[2]= {'I',1,10,5}; H4[3]= {'I',1,16,5}; H4[4]= {'I',1,21,1}; H4[5]= {'I',0,23,2}; H4[6]= {'I',1,30,5}; H4[7]= {'I',1,40,5}; H4[8]= {'I',1,46,5}; H4[9]= {'I',1,48,1}; H4[10]= {'I',1,50,5}; H4[11]= {'O',0,4,4}; H4[12]= {'O',0,11,3}; H4[13]= {'O',0,14,4}; H4[14]= {'O',0,21,2}; H4[15]= {'O',0,31,3}; H4[16]= {'O',0,34,4}; H4[17]= {'O',0,36,2}; H4[18]= {'O',0,36,4}; H4[19]= {'O',0,46,3}; H4[20]= {'O',0,53,3}; H4[21]= {'Z',0,1,1}; H4[22]= {'Z',1,10,1}; H4[23]= {'Z',1,12,1}; H4[24]= {'Z',1,14,1}; H4[25]= {'Z',1,24,1}; H4[26]= {'Z',1,32,1}; H4[27]= {'Z',1,34,1}; H4[28]= {'Z',0,43,3}; H4[29]= {'Z',0,50,2}; H4[30]= {'Z',1,54,1}; H4[31]= {'S',1,3,2}; H4[32]= {'S',1,5,2}; H4[33]= {'S',1,6,1}; H4[34]= {'S',1,19,3}; H4[35]= {'S',1,24,3}; H4[36]= {'S',1,26,3}; H4[37]= {'S',1,28,1}; H4[38]= {'S',1,39,2}; H4[39]= {'S',1,43,1}; H4[40]= {'S',0,55,2}; H4[41]= {'J',1,6,4}; H4[42]= {'J',3,7,4}; H4[43]= {'J',1,13,3}; H4[44]= {'J',3,20,4}; H4[45]= {'J',3,27,4}; H4[46]= {'J',1,33,3}; H4[47]= {'J',1,39,4}; H4[48]= {'J',0,44,3}; H4[49]= {'J',0,51,2}; H4[50]= {'J',3,54,4}; H4[51]= {'L',0,2,3}; H4[52]= {'L',1,8,3}; H4[53]= {'L',3,17,1}; H4[54]= {'L',1,18,1}; H4[55]= {'L',3,24,4}; H4[56]= {'L',1,28,3}; H4[57]= {'L',2,38,3}; H4[58]= {'L',2,42,2}; H4[59]= {'L',1,47,2}; H4[60]= {'L',3,48,3}; H4[61]= {'T',2,1,3}; H4[62]= {'T',1,8,1}; H4[63]= {'T',2,16,2}; H4[64]= {'T',3,17,3}; H4[65]= {'T',3,26,1}; H4[66]= {'T',1,30,1}; H4[67]= {'T',1,37,1}; H4[68]= {'T',1,40,1}; H4[69]= {'T',1,45,1}; H4[70]= {'T',1,52,1}; W4[1]= {'I',0,1,6}; W4[2]= {'I',0,5,4}; W4[3]= {'I',0,5,8}; W4[4]= {'I',0,5,14}; W4[5]= {'I',0,5,24}; W4[6]= {'I',0,1,33}; W4[7]= {'I',1,2,34}; W4[8]= {'I',0,5,38}; W4[9]= {'I',0,5,44}; W4[10]= {'I',0,1,52}; W4[11]= {'O',0,3,3}; W4[12]= {'O',0,3,10}; W4[13]= {'O',0,2,20}; W4[14]= {'O',0,4,20}; W4[15]= {'O',0,4,22}; W4[16]= {'O',0,3,25}; W4[17]= {'O',0,2,35}; W4[18]= {'O',0,4,42}; W4[19]= {'O',0,3,45}; W4[20]= {'O',0,4,52}; W4[21]= {'Z',0,1,1}; W4[22]= {'Z',0,1,21}; W4[23]= {'Z',0,1,23}; W4[24]= {'Z',0,1,31}; W4[25]= {'Z',0,1,41}; W4[26]= {'Z',0,1,43}; W4[27]= {'Z',0,1,45}; W4[28]= {'Z',1,1,55}; W4[29]= {'Z',1,2,6}; W4[30]= {'Z',1,3,13}; W4[31]= {'S',1,2,1}; W4[32]= {'S',0,1,12}; W4[33]= {'S',0,2,16}; W4[34]= {'S',0,1,27}; W4[35]= {'S',0,3,29}; W4[36]= {'S',0,3,31}; W4[37]= {'S',0,3,36}; W4[38]= {'S',0,1,49}; W4[39]= {'S',0,2,50}; W4[40]= {'S',0,2,52}; W4[41]= {'J',0,4,1}; W4[42]= {'J',1,2,5}; W4[43]= {'J',1,3,12}; W4[44]= {'J',2,4,16}; W4[45]= {'J',2,3,22}; W4[46]= {'J',0,4,28}; W4[47]= {'J',0,4,35}; W4[48]= {'J',2,3,42}; W4[49]= {'J',0,4,48}; W4[50]= {'J',2,4,49}; W4[51]= {'L',0,3,7}; W4[52]= {'L',2,2,8}; W4[53]= {'L',3,2,14}; W4[54]= {'L',3,3,18}; W4[55]= {'L',2,3,27}; W4[56]= {'L',0,4,31}; W4[57]= {'L',2,1,37}; W4[58]= {'L',0,1,38}; W4[59]= {'L',2,3,47}; W4[60]= {'L',1,3,54}; W4[61]= {'T',2,1,3}; W4[62]= {'T',2,1,10}; W4[63]= {'T',2,1,15}; W4[64]= {'T',2,1,18}; W4[65]= {'T',2,1,25}; W4[66]= {'T',0,1,29}; W4[67]= {'T',0,3,38}; W4[68]= {'T',3,2,40}; W4[69]= {'T',2,1,47}; W4[70]= {'T',3,3,55}; } void printh(int dx,int dy) { for(int i=1; i<=14; i++) printf("%c%d %d %d\n",H[i].op,H[i].a,H[i].x+dx,H[i].y+dy); } void printw(int dx,int dy) { for(int i=1; i<=14; i++) printf("%c%d %d %d\n",W[i].op,W[i].a,W[i].x+dx,W[i].y+dy); } void printh1(int dx,int dy) { for(int i=1; i<=14; i++) printf("%c%d %d %d\n",H1[i].op,H1[i].a,H1[i].x+dx,H1[i].y+dy); } void printw1(int dx,int dy) { for(int i=1; i<=14; i++) printf("%c%d %d %d\n",W1[i].op,W1[i].a,W1[i].x+dx,W1[i].y+dy); } void printh2(int dx,int dy) { for(int i=1; i<=42; i++) printf("%c%d %d %d\n",H2[i].op,H2[i].a,H2[i].x+dx,H2[i].y+dy); } void printw2(int dx,int dy) { for(int i=1; i<=42; i++) printf("%c%d %d %d\n",W2[i].op,W2[i].a,W2[i].x+dx,W2[i].y+dy); } void printh3(int dx,int dy) { for(int i=1; i<=42; i++) printf("%c%d %d %d\n",H3[i].op,H3[i].a,H3[i].x+dx,H3[i].y+dy); } void printw3(int dx,int dy) { for(int i=1; i<=42; i++) printf("%c%d %d %d\n",W3[i].op,W3[i].a,W3[i].x+dx,W3[i].y+dy); } void printh4(int dx,int dy) { for(int i=1; i<=70; i++) printf("%c%d %d %d\n",H4[i].op,H4[i].a,H4[i].x+dx,H4[i].y+dy); } void printw4(int dx,int dy) { for(int i=1; i<=70; i++) printf("%c%d %d %d\n",W4[i].op,W4[i].a,W4[i].x+dx,W4[i].y+dy); } void slv1() { if(n%7==0&&m%8==0) { cout<<"Yes"<<endl; for(int i=0; i<n; i+=7) { for(int j=0; j<m; j+=8) { printh(i,j); } } } else if(m%7==0&&n%8==0) { cout<<"Yes"<<endl; for(int i=0; i<n; i+=8) { for(int j=0; j<m; j+=7) { printw(i,j); } } } else { if(n%14==0&&m%4==0) { cout<<"Yes"<<endl; for(int i=0; i<n; i+=14) { for(int j=0; j<m; j+=4) { printh1(i,j); } } } else if(m%14==0&&n%4==0) { cout<<"Yes"<<endl; for(int i=0; i<n; i+=4) { for(int j=0; j<m; j+=14) { printw1(i,j); } } } else { if(n%28==0&&m%2==0) { if(m==2) cout<<"No"<<endl; else { cout<<"Yes"<<endl; int c4=0,c6=0; c6++; c4=(m-6)/4; for(int i=0; i<n; i+=28) { int o=0; for(int j=1; j<=c6; j++) { printh2(i,o); o+=6; } for(int j=1; j<=c4; j++) { printh1(i,o); printh1(i+14,o); o+=4; } } } } else if(n%2==0&&m%28==0) { if(n==2) cout<<"No"<<endl; else { cout<<"Yes"<<endl; int c4=0,c6=0; c6++; c4=(n-6)/4; for(int i=0; i<m; i+=28) { int o=0; for(int j=1; j<=c6; j++) { printw2(o,i); o+=6; } for(int j=1; j<=c4; j++) { printw1(o,i); printw1(o,i+14); o+=4; } } } } else { if(n%56==0&&m>=3) { cout<<"Yes"<<endl; int c3=0,c4=0,c5=0; if(m%3==0) c3=m/3; else if(m%3==1) c4=1,c3=(m-4)/3; else c5=1,c3=(m-5)/3; for(int i=0; i<n; i+=56) { int o=0; for(int j=1; j<=c3; j++) { printh3(i,o); o+=3; } for(int j=1; j<=c4; j++) { printh1(i,o); printh1(i+14,o); printh1(i+28,o); printh1(i+42,o); o+=4; } for(int j=1; j<=c5; j++) { printh4(i,o); o+=5; } } } else if(n>=3&&m%56==0) { cout<<"Yes"<<endl; int c3=0,c4=0,c5=0; if(n%3==0) c3=n/3; else if(n%3==1) c4=1,c3=(n-4)/3; else c5=1,c3=(n-5)/3; for(int i=0; i<m; i+=56) { int o=0; for(int j=1; j<=c3; j++) { printw3(o,i); o+=3; } for(int j=1; j<=c4; j++) { printw1(o,i); printw1(o,i+14); printw1(o,i+28); printw1(o,i+42); o+=4; } for(int j=1; j<=c5; j++) { printw4(o,i); o+=5; } } } else cout<<"No"<<endl; } } } } void slv() { init(); cin>>n>>m; if(n*m%28!=0) cout<<"No"<<endl; else { int blo=n*m/4; if(blo/7%2!=0) cout<<"No"<<endl; else { slv1(); } } } int main() { slv(); return 0; }