, a custom for easier function of factorial Subject requirements, in accordance with the prescribed format printing first N rows of Yang hui triangle,
Input format:
N given in the input in a row (1 N 10 or less or less),
The output format:
Triangle is to the format of the output first N rows of Yang hui triangle, each number four fixed,
Input the sample:
6
The output sample:
1
1 1
1 2 1
3 3 1
1 4 6 4 1
5 10 10 1
The following code
# include
#include
Int fn (int x);
Int main () {
Int n, I, j;
The scanf (" % d ", & amp; n);
for(i=0; i<=n - 1; I++) {
For (int t=1; T<=n - 1 - I; T++)
Printf (" ");
for(j=0; j<=i; J++) {
Printf (" % 4 d ", fn (I)/(fn (j) * fn (I - j)));
}
printf("\n");
}
return 0;
}
Int fn (int x) {
Int s=1;
for(int i=1; i<=x; I++) {
S *=I;
}
Return s;
}