24 lines
234 B
C
24 lines
234 B
C
#include <stdio.h>
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int main(){
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int a;
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a = 10;
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printf("%d\n", a);
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{
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int b;
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b = 30;
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a = 20;
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printf("a = %d , b = %d\n", a, b);
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}
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printf("%d\n", a);
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return 0;
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}
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