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-rw-r--r--substring.cc22
1 files changed, 22 insertions, 0 deletions
diff --git a/substring.cc b/substring.cc
new file mode 100644
index 0000000..243024c
--- /dev/null
+++ b/substring.cc
@@ -0,0 +1,22 @@
+#include <iostream>
+
+using namespace std;
+
+void s(int i, int k, int n, char str[]);
+
+int main()
+{
+ char ss[] = "SANTO";
+ s(0, 4, sizeof(ss), ss);
+
+ return 0;
+}
+
+void s(int i, int k, int n, char str[])
+{
+ if(i < n){
+ if(i < n-k) for(int j = i; j < i+k; j++) cout << str[j];
+ cout << "\n";
+ s(i+=1, k, n, str);
+ }
+}