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https://github.com/Kiritow/OJ-Problems-Source.git
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16 lines
278 B
C++
16 lines
278 B
C++
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#include <cstdio>
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int main ()
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{
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int i;
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int n, m;
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int a[101] = {0};
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for ( i=1 ; i<101 ; i++ )
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a[i] = a[i - 1] + i;
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scanf ("%d", &i);
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while ( i-- )
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{
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scanf ("%d %d", &n, &m);
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printf ("%d\n", a[n] * a[m]);
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}
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}
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