fix index out of bounds

L-M-Sherlock · L-M-Sherlock · commit 4fc7e760e864 · 2023-08-07T18:23:56.000+08:00
diff --git a/algo/main.cpp b/algo/main.cpp
@@ -29,7 +29,7 @@ float cal_next_recall_halflife(float h, float p, int d, int recall) {
 }
 
 int cal_halflife_index(float h) {
-    return (int) round(log(h) / log(base)) - min_index;
+    return max((int) round(log(h) / log(base)) - min_index, 0);
 }
 
 float cal_index_halflife(int index) {
@@ -86,7 +86,7 @@ int main() {
                 }
             }
 
-            float diff = h0_cost - cost_list[d - 1][h0_index - min_index];
+            float diff = h0_cost - cost_list[d - 1][h0_index];
             if (i % 1000 == 0) {
                 char name[40];
                 sprintf(name, "./result/ivl-%d.csv", d);

Original file line number	Diff line number	Diff line change
`@@ -29,7 +29,7 @@ float cal_next_recall_halflife(float h, float p, int d, int recall) {`
`29`	`29`	`}`
`30`	`30`
`31`	`31`	`int cal_halflife_index(float h) {`
`32`		`- return (int) round(log(h) / log(base)) - min_index;`
	`32`	`+ return max((int) round(log(h) / log(base)) - min_index, 0);`
`33`	`33`	`}`
`34`	`34`
`35`	`35`	`float cal_index_halflife(int index) {`
`@@ -86,7 +86,7 @@ int main() {`
`86`	`86`	`}`
`87`	`87`	`}`
`88`	`88`
`89`		`- float diff = h0_cost - cost_list[d - 1][h0_index - min_index];`
	`89`	`+ float diff = h0_cost - cost_list[d - 1][h0_index];`
`90`	`90`	`if (i % 1000 == 0) {`
`91`	`91`	`char name[40];`
`92`	`92`	`sprintf(name, "./result/ivl-%d.csv", d);`