Mercurial > hg > Papers > 2020 > soto-midterm
diff src/factrial.cbc @ 1:73127e0ab57c
(none)
author | soto@cr.ie.u-ryukyu.ac.jp |
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date | Tue, 08 Sep 2020 18:38:08 +0900 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/factrial.cbc Tue Sep 08 18:38:08 2020 +0900 @@ -0,0 +1,29 @@ +__code print_factorial(int prod) +{ + printf("factorial = %d\n", prod); + exit(0); +} + +__code factorial0(int prod, int x) +{ + if (x >= 1) { + goto factorial0(prod*x, x-1); + } else { + goto print_factorial(prod); + } + +} + +__code factorial(int x) +{ + goto factorial0(1, x); +} + +int main(int argc, char **argv) +{ + int i; + i = atoi(argv[1]); + + goto factorial(i); +} +