diff options
Diffstat (limited to 'tests/performance/18_mv.sy')
| -rw-r--r-- | tests/performance/18_mv.sy | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/tests/performance/18_mv.sy b/tests/performance/18_mv.sy new file mode 100644 index 0000000..5d0cc0c --- /dev/null +++ b/tests/performance/18_mv.sy @@ -0,0 +1,64 @@ +const int N = 1024; +void mv(int n, int A[][N], int B[], int C[]) { + int i = 0; + while (i < n) { + C[i] = 0; + i = i + 1; + } + + i = 0; + while (i < n) { + int sum = 0; + int j = 0; + while (j < n) { + sum = sum + A[i][j] * B[j]; + j = j + 1; + } + C[i] = sum; + i = i + 1; + } +} + +int A[N][N]; +int B[N]; +int C[N]; + +int main() { + int n = getint(); + int i, j; + + i = 0; + j = 0; + while (i < n){ + j = 0; + while (j < n){ + A[i][j] = getint(); + j = j + 1; + } + i = i + 1; + } + + i = 0; + while (i < n){ + B[i] = getint(); + i = i + 1; + } + + starttime(); + i = 0; + while (i < 50) { + mv(n, A, B, C); + mv(n, A, C, B); + i = i + 1; + } + int ans = 0; + i = 0; + while (i < n){ + ans = ans + B[i]; + i = i + 1; + } + stoptime(); + putint(ans); + putch(10); + return 0; +}
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