24 lines
513 B
C++
24 lines
513 B
C++
#include<iostream>
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using namespace std;
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int main()
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{
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int cases, x = 1;
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cin>>cases;
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while (cases--) {
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int a, b, c, d;
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cin>>a>>b>>c>>d;
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printf("Problem set %d: %d / %d, base 7 digits %d through %d: ", x++, a, b, c, d);
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int i;
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a %= b;
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for (i = 0; i <= d; ++i) {
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a *= 7;
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if (i >= c) {
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printf("%d", a / b);
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}
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a %= b;
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}
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printf("\n");
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}
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return 0;
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}
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