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#include<reg51.h>typedef unsigned char uchar;typedef unsigned int uint;uchar zma[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f}
#define wy P1
#define wr P2
sbit kt=P3^2;
sbit kf=P3^3;
uint s;uint t;void delay(uint u){ while(u--);}void zdtj(){ EA=1; IT0=1; EX0=1;}void main(){ uint i; for(i=0;i<99;i++) { s=i/10; t=i%10; delay(20000) switch(t) { case(0): wy=zma[t];wr=zma[s];break; case(1): wy=zma[t];wr=zma[s];break; case(2): wy=zma[t];wr=zma[s];break; case(3): wy=zma[t];wr=zma[s];break; case(4): wy=zma[t];wr=zma[s];break; case(5): wy=zma[t];wr=zma[s];break; case(6): wy=zma[t];wr=zma[s];break; case(7): wy=zma[t];wr=zma[s];break; case(8): wy=zma[t];wr=zma[s];break; case(9): wy=zma[t];wr=zma[s];break; } }}void zd() interrupt 0{ delay(1000); while(kf==1) {wy=t; wr=s; }}
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