0\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Position (x,y):\x0a</data></match></read> <write><data>000.00000,000.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Velocity (x,y):\x0a</data></match></read> <write><data>0.00000,0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Mass:\x0a</data></match></read> <write><data>0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Radius:\x0a</data></match></read> <write><data>0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Particle #0 added at (000.00000,000.00000) velocity(0.00000,0.00000) mass(0.00000) radius(0.00000).\x0a</data></match></read> <read><delim>\x0a</delim><match><data>Enter Position (x,y):\x0a</data></match></read> <write><data>000.00000,000.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Velocity (x,y):\x0a</data></match></read> <write><data>0.00000,0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Mass:\x0a</data></match></read> <write><data>0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Radius:\x0a</data></match></read> <write><data>0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Particle #0 added at (000.00000,000.00000) velocity(0.00000,0.00000) mass(0.00000) radius(0.00000).\x0a</data></match></read> <read><delim>\x0a</delim><match><data>Enter Position (x,y):\x0a</data></match></read> <write><data>000.00000,000.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Velocity (x,y):\x0a</data></match></read> <write><data>0.00000,0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Mass:\x0a</data></match></read> <write><data>0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Radius:\x0a</data></match></read> <write><data>0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Particle #0 added at (000.00000,000.00000) velocity(0.00000,0.00000) mass(0.00000) radius(0.00000).\x0a</data></match></read> <read><delim>\x0a</delim><match><data>Enter Position (x,y):\x0a</data></match></read> <write><data>000.00000,000.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Velocity (x,y):\x0a</data></match></read> <write><data>0.00000,0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Mass:\x0a</data></match></read> <write><data>0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Radius:\x0a</data></match></read> <write><data>0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Particle #0 added at (000.00000,000.00000) velocity(0.00000,0.00000) mass(0.00000) radius(0.00000).\x0a</data></match></read> <read><delim>\x0a</delim><match><data>Enter Position (x,y):\x0a</data></match></read> <write><data>000.00000,000.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Velocity (x,y):\x0a</data></match></read> <write><data>0.00000,0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Mass:\x0a</data></match></read> <write><data>0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Radius:\x0a</data></match></read> <write><data>0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Particle #0 added at (000.00000,000.00000) velocity(0.00000,0.00000) mass(0.00000) radius(0.00000).\x0a</data></match></read> <read><delim>\x0a</delim><match><data>Enter Position (x,y):\x0a</data></match></read> <write><data>000.00000,000.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Velocity (x,y):\x0a</data></match></read> <write><data>0.00000,0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Mass:\x0a</data></match></read> <write><data>0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Radius:\x0a</data></match></read> <write><data>0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Particle #0 added at (000.00000,000.00000) velocity(0.00000,0.00000) mass(0.00000) radius(0.00000).\x0a</data></match></read> <read><delim>\x0a</delim><match><data>Enter Position (x,y):\x0a</data></match></read> <write><data>000.00000,000.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Velocity (x,y):\x0a</data></match></read> <write><data>0.00000,0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Mass:\x0a</data></match></read> <write><data>0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Radius:\x0a</data></match></read> <write><data>0.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Particle #0 added at (000.00000,000.00000) velocity(0.00000,0.00000) mass(0.00000) radius(0.00000).\x0a</data></match></read> <read><delim>\x0a</delim><match><data>Enter Position (x,y):\x0a</data></match></read> <write><data>000.00000,000.00000\x0a</data></write> <read><delim>\x0a</delim><match><data>Enter Velocity (x,y):\x0a</data></match></read> <write><data>