7.ABCDstartx←15s←0s←s+xx←x+1endx=23NY输出s29starti←3,a←1a←a+iendi=____Ytrue输出ai←i+1N3031startt←aa←bb←cenda←2,b←5,c←6c←t输出a,b,cstarty←x*x+7y←7*x+2endx5NY输入x输出y32starty←x*9/4endx5NY输出yx←12,y←1033startx←0x←x+aa0Y输出xend输入a输入aN343536starts←0s←s+kendk=29Ytrue输出sk←k+2Nk←22373839starta←xa←yendxyNY输入x,y,z输出azaa←zYN40startx←x-yendx=yNY输入x,y输出x4142starts←______i←i+2endi=87Ytrue输出ss←s+iNi←5543