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Pascal's triangle: Difference between revisions
Added C variant (adding previous row values).
m (→{{header|C sharp|C#}}: Cleaned up indentation and formatting) |
(Added C variant (adding previous row values).) |
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Line 260:
int x[D] = {0, 1, 0}, y[D] = {0};
return pascals(x, y, 0);
}</lang>
===Adding previous row values===
<lang c>void triangleC(int nRows) {
if (nRows <= 0) return;
int *prevRow = NULL;
for (int r = 1; r <= nRows; r++) {
int *currRow = malloc(r * sizeof(int));
for (int i = 0; i < r; i++) {
int val = i==0 || i==r-1 ? 1 : prevRow[i-1] + prevRow[i];
currRow[i] = val;
printf(" %4d", val);
}
printf("\n");
free(prevRow);
prevRow = currRow;
}
free(prevRow);
}</lang>
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