19 lines
294 B
C
19 lines
294 B
C
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/*
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1
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121
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12321
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1234321
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*/
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#include<stdio.h>
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void main()
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{
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int i,j;
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for(i=1; i<=4; i++)
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{
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for(j=1; j<=i; j++)
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printf("%d",j);
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for(j=i-1; j>=1; j--)
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printf("%d",j);
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printf("\n");
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}
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}
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