61 lines
1.1 KiB
JavaScript
61 lines
1.1 KiB
JavaScript
var L = sat.L
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var t1=time(),t2,t3
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var m = sat.solver()
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var i,j,i2,j2,row
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var locations=[]
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for (i=0;i<9;i++) {
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row=[]
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for(j=0;j<9;j++) {
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row.push(sat.L.variableBits([i,j], 4));
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}
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locations.push(row)
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}
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var bits = []
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for(i=0;i<10;i++) bits[i]= L.constantBits(i);
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for (i=0;i<9;i++) {
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for (j=0;j<9;j++) {
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sat.R(m,L.greaterThanOrEqual(locations[i][j], bits[1]))
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sat.R(m,L.lessThanOrEqual(locations[i][j], bits[9]))
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for(j2=0;j2<9;j2++) {
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if (j !== j2) {
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sat.F(m,L.equalBits(locations[i][j], locations[i][j2]))
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}
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}
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}
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for(i2=0;i2<9;i2++) {
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for (j=0;j<9;j++) {
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if (i !== i2) {
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sat.F(m,L.equalBits(locations[i][j], locations[i2][j]))
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}
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}
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}
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}
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// Presets
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sat.R(m,L.equalBits(locations[0][0],bits[2]))
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sat.R(m,L.equalBits(locations[1][0],bits[3]))
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sat.R(m,L.equalBits(locations[0][1],bits[3]))
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sat.R(m,L.equalBits(locations[8][8],bits[3]))
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t2=time()
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sat.solve(m)
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t3=time()
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for (i=0;i<9;i++) {
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var row=''
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for (j=0;j<9;j++) {
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row = row + ' ' + sat.eval(m,locations[i][j]);
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}
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print(row)
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}
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print()
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print('Setup time: '+(t2-t1)+' ms')
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print('Solver time: '+(t3-t2)+' ms')
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