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2025.03.14/03Ex/solve.c
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2025.03.14/03Ex/solve.c
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#include "solve.h"
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#include "math.h"
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double t3_solve(const double *A, const double *X, double *B, int m, int n)
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{
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double r = 0;
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int i, j;
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for (i = 0; i < n; i++) B[i] = -B[i];
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for (i = 0; i < n; i++)
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{
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for (j = 0; j < m; j++)
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B[i] += A[i * m + j] * X[j];
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r += fabs(B[i]);
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}
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return r;
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}
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